diff --git a/bindings/python/mapnik_layer.cpp b/bindings/python/mapnik_layer.cpp
index 5e212f22b..f3584a0ac 100644
--- a/bindings/python/mapnik_layer.cpp
+++ b/bindings/python/mapnik_layer.cpp
@@ -342,7 +342,7 @@ void export_layer()
                       "'+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs' # The default srs if not initialized with custom srs\n"
                       ">>> # set to google mercator with Proj.4 literal\n"
                       "... \n"
-                      ">>> lyr.srs = '+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +no_defs +over'\n"
+                      ">>> lyr.srs = '+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over'\n"
             )
 
         .add_property("group_by",
diff --git a/bindings/python/mapnik_map.cpp b/bindings/python/mapnik_map.cpp
index ac15513ad..bb9d13c1f 100644
--- a/bindings/python/mapnik_map.cpp
+++ b/bindings/python/mapnik_map.cpp
@@ -470,7 +470,7 @@ void export_map()
                       "'+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs' # The default srs if not initialized with custom srs\n"
                       ">>> # set to google mercator with Proj.4 literal\n"
                       "... \n"
-                      ">>> m.srs = '+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +no_defs +over'\n"
+                      ">>> m.srs = '+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over'\n"
             )
 
         .add_property("width",
diff --git a/demo/c++/rundemo.cpp b/demo/c++/rundemo.cpp
index b7508b6fb..1d57495d0 100644
--- a/demo/c++/rundemo.cpp
+++ b/demo/c++/rundemo.cpp
@@ -56,8 +56,8 @@ int main ( int argc , char** argv)
     using namespace mapnik;
     const std::string srs_lcc="+proj=lcc +ellps=GRS80 +lat_0=49 +lon_0=-95 +lat+1=49 +lat_2=77 \
                            +datum=NAD83 +units=m +no_defs";
-    const std::string srs_merc="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 \
-                           +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +no_defs";
+    const std::string srs_merc="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 \
+                           +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over";
 
     try {
         std::cout << " running demo ... \n";
diff --git a/tests/data/broken_maps/bool_value_broken.xml b/tests/data/broken_maps/bool_value_broken.xml
index 2b1bca929..c17b8c2b3 100644
--- a/tests/data/broken_maps/bool_value_broken.xml
+++ b/tests/data/broken_maps/bool_value_broken.xml
@@ -1,5 +1,5 @@
 <!DOCTYPE Map>
-<Map background-color="#b5d0d0" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs" minimum-version="0.7.2">
+<Map background-color="#b5d0d0" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" minimum-version="0.7.2">
     <Style name="test 1">
         <Rule>
             <PointSymbolizer file="data/images/dummy.png" allow-overlap="maybe"/>
diff --git a/tests/data/broken_maps/datasource_type_broken.xml b/tests/data/broken_maps/datasource_type_broken.xml
index 3349b5e96..7d1a1a521 100644
--- a/tests/data/broken_maps/datasource_type_broken.xml
+++ b/tests/data/broken_maps/datasource_type_broken.xml
@@ -1,6 +1,6 @@
 <!DOCTYPE Map>
 <Map background-color="red" minimum-version="0.7.2">
-  <Layer name="some_layer" status="on" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs">
+  <Layer name="some_layer" status="on" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
     <Datasource>
       <Parameter name="type">foobar_db</Parameter>
       <Parameter name="user">some_one</Parameter>
diff --git a/tests/data/broken_maps/datasource_type_missing.xml b/tests/data/broken_maps/datasource_type_missing.xml
index fe1396a53..3aeef3e94 100644
--- a/tests/data/broken_maps/datasource_type_missing.xml
+++ b/tests/data/broken_maps/datasource_type_missing.xml
@@ -1,6 +1,6 @@
 <!DOCTYPE Map>
 <Map background-color="red" minimum-version="0.7.2">
-  <Layer name="some_layer" status="on" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs">
+  <Layer name="some_layer" status="on" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
     <Datasource>
       <Parameter name="user">some_one</Parameter>
       <Parameter name="password">SECRET</Parameter>
diff --git a/tests/data/broken_maps/db_host_broken.xml b/tests/data/broken_maps/db_host_broken.xml
index a4a2a2076..551c2184f 100644
--- a/tests/data/broken_maps/db_host_broken.xml
+++ b/tests/data/broken_maps/db_host_broken.xml
@@ -3,7 +3,7 @@
 <!ENTITY db_host "/no/socket/here">
 ]>
 <Map background-color="red" minimum-version="0.7.2">
-  <Layer name="some_layer" status="on" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs">
+  <Layer name="some_layer" status="on" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
     <Datasource>
       <Parameter name="type">postgis</Parameter>
       <Parameter name="host">/no/socket/here</Parameter>
diff --git a/tests/data/broken_maps/db_user_broken.xml b/tests/data/broken_maps/db_user_broken.xml
index 1ca2e49a2..b46733052 100644
--- a/tests/data/broken_maps/db_user_broken.xml
+++ b/tests/data/broken_maps/db_user_broken.xml
@@ -3,7 +3,7 @@
 <!ENTITY db_name "gis">
 ]>
 <Map background-color="red" minimum-version="0.7.2">
-  <Layer name="some_layer" status="on" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs">
+  <Layer name="some_layer" status="on" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
     <Datasource>
       <Parameter name="type">postgis</Parameter>
       <Parameter name="user">foobar</Parameter>
diff --git a/tests/data/broken_maps/font_name_broken.xml b/tests/data/broken_maps/font_name_broken.xml
index 831252bc0..b803fe018 100644
--- a/tests/data/broken_maps/font_name_broken.xml
+++ b/tests/data/broken_maps/font_name_broken.xml
@@ -1,5 +1,5 @@
 <!DOCTYPE Map>
-<Map background-color="#b5d0d0" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs" minimum-version="0.7.2">
+<Map background-color="#b5d0d0" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" minimum-version="0.7.2">
     <Style name="some_style">
         <Rule>
             <TextSymbolizer size="12" face-name="foobar">[foo]</TextSymbolizer>
diff --git a/tests/data/broken_maps/polygon_pattern_symbolizer_broken.xml b/tests/data/broken_maps/polygon_pattern_symbolizer_broken.xml
index c587738e4..070b7bc89 100644
--- a/tests/data/broken_maps/polygon_pattern_symbolizer_broken.xml
+++ b/tests/data/broken_maps/polygon_pattern_symbolizer_broken.xml
@@ -1,5 +1,5 @@
 <!DOCTYPE Map>
-<Map background-color="#b5d0d0" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs" minimum-version="0.7.2">
+<Map background-color="#b5d0d0" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" minimum-version="0.7.2">
     <Style name="some_style">
         <Rule>
             <PolygonPatternSymbolizer/>
diff --git a/tests/data/broken_maps/shield_symbolizer_broken.xml b/tests/data/broken_maps/shield_symbolizer_broken.xml
index 0717ce0be..2df840e51 100644
--- a/tests/data/broken_maps/shield_symbolizer_broken.xml
+++ b/tests/data/broken_maps/shield_symbolizer_broken.xml
@@ -1,5 +1,5 @@
 <!DOCTYPE Map>
-<Map background-color="#b5d0d0" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs" minimum-version="0.7.2">
+<Map background-color="#b5d0d0" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" minimum-version="0.7.2">
     <Style name="some_style">
         <Rule>
             <ShieldSymbolizer size="10" fill="#444" file="data/images/dummy.png" face-name="bold">[foo.ttf]</ShieldSymbolizer>
diff --git a/tests/data/broken_maps/text_symbolizer_broken.xml b/tests/data/broken_maps/text_symbolizer_broken.xml
index e2163b9f6..c68a16ee6 100644
--- a/tests/data/broken_maps/text_symbolizer_broken.xml
+++ b/tests/data/broken_maps/text_symbolizer_broken.xml
@@ -1,5 +1,5 @@
 <!DOCTYPE Map>
-<Map background-color="#b5d0d0" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs" minimum-version="0.7.2">
+<Map background-color="#b5d0d0" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" minimum-version="0.7.2">
     <Style name="some_style">
         <Rule>
             <TextSymbolizer size="-5" face-name="bold">[foo.ttf]</TextSymbolizer>
diff --git a/tests/data/broken_maps/xml_tag_mismatch.xml b/tests/data/broken_maps/xml_tag_mismatch.xml
index fed20575c..c203cdd2d 100644
--- a/tests/data/broken_maps/xml_tag_mismatch.xml
+++ b/tests/data/broken_maps/xml_tag_mismatch.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!DOCTYPE Map  >
-<Map background-color="#b5d0d0" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs">
+<Map background-color="#b5d0d0" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
     <Style name="some_style">
         <Rule>
             <Filter>[mapnik:geometry] = 1</Filter> 
diff --git a/tests/data/good_maps/agg_poly_gamma_map.xml b/tests/data/good_maps/agg_poly_gamma_map.xml
index ef608e532..e7089ca5e 100644
--- a/tests/data/good_maps/agg_poly_gamma_map.xml
+++ b/tests/data/good_maps/agg_poly_gamma_map.xml
@@ -1,4 +1,4 @@
-<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue" minimum-version="0.7.2">
+<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue" minimum-version="0.7.2">
     <Style name="style">
         
         <!-- Asia - default dark color behind light polygon 
@@ -37,7 +37,7 @@
             <PolygonSymbolizer fill="rgb(212,9,14)"/>
         </Rule>
     </Style>
-    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
+    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
         <StyleName>style</StyleName>
         <Datasource>
             <Parameter name="file">../../data/shp/world_merc</Parameter>
diff --git a/tests/data/good_maps/agg_stack_blur.xml b/tests/data/good_maps/agg_stack_blur.xml
index 423f9cc42..a8511c794 100644
--- a/tests/data/good_maps/agg_stack_blur.xml
+++ b/tests/data/good_maps/agg_stack_blur.xml
@@ -1,4 +1,4 @@
-<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue">
+<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue">
     <!-- Asia -->
     <Style name="style" filter-mode="first">
         <Rule>
@@ -13,7 +13,7 @@
             <PolygonSymbolizer fill="green" fill-opacity=".3"/>
         </Rule>
     </Style>
-    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
+    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
         <StyleName>style</StyleName>
         <StyleName>style2</StyleName>
         <Datasource>
diff --git a/tests/data/good_maps/also_and_else_filter.xml b/tests/data/good_maps/also_and_else_filter.xml
index cf31a7646..bb77ae8d0 100644
--- a/tests/data/good_maps/also_and_else_filter.xml
+++ b/tests/data/good_maps/also_and_else_filter.xml
@@ -1,5 +1,5 @@
 <!DOCTYPE Map>
-<Map background-color="#b5d0d0" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs" minimum-version="0.7.2" paths-from-xml="false">
+<Map background-color="#b5d0d0" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" minimum-version="0.7.2" paths-from-xml="false">
     <Style name="test 1">
         <Rule>
             <Filter>[foo]='bar'</Filter>
diff --git a/tests/data/good_maps/bool_values.xml b/tests/data/good_maps/bool_values.xml
index f23833a6a..056acbc49 100644
--- a/tests/data/good_maps/bool_values.xml
+++ b/tests/data/good_maps/bool_values.xml
@@ -1,5 +1,5 @@
 <!DOCTYPE Map>
-<Map background-color="#b5d0d0" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs" minimum-version="0.7.2" paths-from-xml="false">
+<Map background-color="#b5d0d0" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" minimum-version="0.7.2" paths-from-xml="false">
     <Style name="test 1">
         <Rule>
             <PointSymbolizer file="../data/images/dummy.png" allow-overlap="true"/>
diff --git a/tests/data/good_maps/bounds_clipping.xml b/tests/data/good_maps/bounds_clipping.xml
index 00c271ec1..f6434f67d 100644
--- a/tests/data/good_maps/bounds_clipping.xml
+++ b/tests/data/good_maps/bounds_clipping.xml
@@ -13,7 +13,7 @@ nik2img.py tests/data/good_maps/bounds_clipping.xml t.png -d 256 256 -e -2003750
 
 +proj=krovak +lat_0=49.5 +lon_0=24.83333333333333 +alpha=30.28813975277778 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +units=m +towgs84=498.17,136.89,510.08,6.007,4.343,3.831,3.38 +no_defs
 
---><Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" minimum-version="0.7.2" buffer-size="128" maximum-extent="-20037508.34,-20037508.34,20037508.34,20037508.34">
+--><Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" minimum-version="0.7.2" buffer-size="128" maximum-extent="-20037508.34,-20037508.34,20037508.34,20037508.34">
 
   <Style name="style">
      <Rule>
diff --git a/tests/data/good_maps/geometry-transform.xml b/tests/data/good_maps/geometry-transform.xml
index d27c1adfc..c5872fe2f 100644
--- a/tests/data/good_maps/geometry-transform.xml
+++ b/tests/data/good_maps/geometry-transform.xml
@@ -1,4 +1,4 @@
-<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue" minimum-version="0.7.2">
+<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue" minimum-version="0.7.2">
     <Style name="base">
         <Rule>
             <LineSymbolizer stroke-width=".5"/>
@@ -39,7 +39,7 @@
         </Rule>
 
     </Style>
-    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
+    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
         <StyleName>style</StyleName>
         <StyleName>base</StyleName>
         <Datasource>
diff --git a/tests/data/good_maps/merc2wgs84_reprojection.xml b/tests/data/good_maps/merc2wgs84_reprojection.xml
index 00c9ff16a..161932e89 100644
--- a/tests/data/good_maps/merc2wgs84_reprojection.xml
+++ b/tests/data/good_maps/merc2wgs84_reprojection.xml
@@ -5,7 +5,7 @@
     </Rule>
   </Style>
 
-  <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +no_defs +over">
+  <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
     <StyleName>My Style</StyleName>
     <Datasource>
       <Parameter name="type">shape</Parameter>
diff --git a/tests/data/good_maps/osm-styles.xml b/tests/data/good_maps/osm-styles.xml
index 10d1f9cc8..49f8a70cd 100644
--- a/tests/data/good_maps/osm-styles.xml
+++ b/tests/data/good_maps/osm-styles.xml
@@ -1,5 +1,5 @@
 <!DOCTYPE Map>
-<Map background-color="#b5d0d0" srs="+proj=merc +datum=WGS84  +k=1.0 +units=m +over +no_defs" minimum-version="0.7.2">
+<Map background-color="#b5d0d0" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" minimum-version="0.7.2">
   <Style name="mapnik:selection">
     <Rule>
       <Filter>[mapnik:geometry] = 1</Filter>
diff --git a/tests/data/good_maps/polygon_pattern_seamless.xml b/tests/data/good_maps/polygon_pattern_seamless.xml
index 21773042a..f026f2eda 100644
--- a/tests/data/good_maps/polygon_pattern_seamless.xml
+++ b/tests/data/good_maps/polygon_pattern_seamless.xml
@@ -1,4 +1,4 @@
-<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue" minimum-version="0.7.2">
+<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue" minimum-version="0.7.2">
     <Style name="style">
         
         <!-- Asia - default dark color behind light polygon 
@@ -9,7 +9,7 @@
             <PolygonPatternSymbolizer alignment="global" file="../images/stripes_pattern.png"/>
         </Rule>
     </Style>
-    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
+    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
         <StyleName>style</StyleName>
         <Datasource>
             <Parameter name="file">../../data/shp/world_merc</Parameter>
diff --git a/tests/data/good_maps/style_level_opacity_and_blur.xml b/tests/data/good_maps/style_level_opacity_and_blur.xml
index fd0940829..e369db503 100644
--- a/tests/data/good_maps/style_level_opacity_and_blur.xml
+++ b/tests/data/good_maps/style_level_opacity_and_blur.xml
@@ -1,4 +1,4 @@
-<Map background-color="#fcc" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
+<Map background-color="#fcc" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
     <!-- Asia -->
     <Style name="style" image-filters="agg-stack-blur(4,4)">
         <Rule>
@@ -13,7 +13,7 @@
             <PolygonSymbolizer fill="#fff"/>
         </Rule>
     </Style>
-    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
+    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
         <StyleName>style</StyleName>
         <StyleName>style2</StyleName>
         <Datasource>
diff --git a/tests/data/good_maps/text_rotation.xml b/tests/data/good_maps/text_rotation.xml
index eb2b8c7d5..9d0090b7b 100644
--- a/tests/data/good_maps/text_rotation.xml
+++ b/tests/data/good_maps/text_rotation.xml
@@ -1,4 +1,4 @@
-<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue" minimum-version="0.7.2">
+<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue" minimum-version="0.7.2">
 
     <Style name="labels">
         <Rule>
diff --git a/tests/data/good_maps/xinclude/layers.xml b/tests/data/good_maps/xinclude/layers.xml
index 1dda44255..83234f06a 100644
--- a/tests/data/good_maps/xinclude/layers.xml
+++ b/tests/data/good_maps/xinclude/layers.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Include  xmlns:xi="http://www.w3.org/2001/XInclude">
 
-    <Layer name="world_borders" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
+    <Layer name="world_borders" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
         <StyleName>world_borders_style</StyleName>
         <StyleName>point_style</StyleName>
         <Datasource>
diff --git a/tests/data/good_maps/xinclude/layers_with_entities.xml b/tests/data/good_maps/xinclude/layers_with_entities.xml
index a611112ac..78f91c9a8 100644
--- a/tests/data/good_maps/xinclude/layers_with_entities.xml
+++ b/tests/data/good_maps/xinclude/layers_with_entities.xml
@@ -3,7 +3,7 @@
 
 <Include  xmlns:xi="http://www.w3.org/2001/XInclude">
 
-    <Layer name="world_borders" minzoom="&zoom02min;" maxzoom="&zoom00max;" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
+    <Layer name="world_borders" minzoom="&zoom02min;" maxzoom="&zoom00max;" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
         <StyleName>world_borders_style</StyleName>
         <StyleName>point_style</StyleName>
         <Datasource>