diff --git a/src/proj_transform.cpp b/src/proj_transform.cpp
index d43141b95..060fbdc63 100644
--- a/src/proj_transform.cpp
+++ b/src/proj_transform.cpp
@@ -26,8 +26,6 @@
 #include <mapnik/coord.hpp>
 #include <mapnik/utils.hpp>
 
-#define MAPNIK_USE_PROJ4
-
 #ifdef MAPNIK_USE_PROJ4
 // proj4
 #include <proj_api.h>
diff --git a/src/projection.cpp b/src/projection.cpp
index 8645edeec..abe871c9c 100644
--- a/src/projection.cpp
+++ b/src/projection.cpp
@@ -26,8 +26,6 @@
 #include <mapnik/util/trim.hpp>
 #include <mapnik/well_known_srs.hpp>
 
-#define MAPNIK_USE_PROJ4
-
 #ifdef MAPNIK_USE_PROJ4
 // proj4
 #include <proj_api.h>