diff --git a/include/mapnik/svg/output/svg_output_attributes.hpp b/include/mapnik/svg/output/svg_output_attributes.hpp
index e8522d054..09c1e5727 100644
--- a/include/mapnik/svg/output/svg_output_attributes.hpp
+++ b/include/mapnik/svg/output/svg_output_attributes.hpp
@@ -68,15 +68,15 @@ namespace mapnik { namespace svg {
         void set_stroke_dasharray(const dash_array stroke_dasharray);
         void set_stroke_dashoffset(const double stroke_dashoffset);
 
-        const std::string fill_color() const;
-        const double fill_opacity() const;
-        const std::string stroke_color() const;
-        const double stroke_opacity() const;
-        const double stroke_width() const;
-        const std::string stroke_linecap() const;
-        const std::string stroke_linejoin() const;
-        const dash_array stroke_dasharray() const;
-        const double stroke_dashoffset() const;
+        std::string fill_color() const;
+        double fill_opacity() const;
+        std::string stroke_color() const;
+        double stroke_opacity() const;
+        double stroke_width() const;
+        std::string stroke_linecap() const;
+        std::string stroke_linejoin() const;
+        dash_array stroke_dasharray() const;
+        double stroke_dashoffset() const;
 
         /*!
          * @brief Set members back to their default values.
@@ -134,11 +134,11 @@ namespace mapnik { namespace svg {
         void set_height(const unsigned height);
         void set_fill_color(color const& fill_color);
 
-        const int x() const;
-        const int y() const;
-        const int width() const;
-        const int height() const;
-        const std::string fill_color() const;
+        int x() const;
+        int y() const;
+        int width() const;
+        int height() const;
+        std::string fill_color() const;
 
         /*!
          * @brief Set members back to their default values.
@@ -175,10 +175,10 @@ namespace mapnik { namespace svg {
         void set_svg_version(const double svg_version);
         void set_svg_namespace_url(std::string const& svg_namespace_url);
 
-        const unsigned width() const;
-        const unsigned height() const;
-        const double svg_version() const;
-        const std::string svg_namespace_url() const;
+        unsigned width() const;
+        unsigned height() const;
+        double svg_version() const;
+        std::string svg_namespace_url() const;
 
         /*!
          * @brief Set members back to their default values.