diff --git a/src/SConscript b/src/SConscript
index db0a51597..db0584ed3 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -138,6 +138,7 @@ source = Split(
     glyph_symbolizer.cpp
     markers_symbolizer.cpp
     metawriter.cpp
+    wkt/wkt_factory.cpp
     """   
     )
 
diff --git a/src/wkt/wkt_factory.cpp b/src/wkt/wkt_factory.cpp
index 5fb311698..8d768298a 100644
--- a/src/wkt/wkt_factory.cpp
+++ b/src/wkt/wkt_factory.cpp
@@ -20,8 +20,8 @@
  *
  *****************************************************************************/
 
-#include "wkt_factory.hpp"
-#include "wkt_grammar.hpp"
+#include <mapnik/wkt/wkt_factory.hpp>
+#include <mapnik/wkt/wkt_grammar.hpp>
 
 #include <string>