diff --git a/utils/mapnik-config/mapnik-config.bat b/utils/mapnik-config/mapnik-config.bat
index af26c09c6..bd11dd4ca 100644
--- a/utils/mapnik-config/mapnik-config.bat
+++ b/utils/mapnik-config/mapnik-config.bat
@@ -2,10 +2,10 @@
 
 set MAPNIK_VERSION=v2.2.0
 set MAPNIK_PREFIX=c:\\mapnik-%MAPNIK_VERSION%
-set MAPNIK_LIBS=%MAPNIK_PREFIX%\lib
-set MAPNIK_INCLUDES=%MAPNIK_PREFIX%\include
-set MAPNIK_INPUT_PLUGINS_DIRECTORY=%MAPNIK_PREFIX%\input
-set MAPNIK_FONTS_DIRECTORY=%MAPNIK_PREFIX%\fonts
+set MAPNIK_LIBS=%MAPNIK_PREFIX%\\lib
+set MAPNIK_INCLUDES=%MAPNIK_PREFIX%\\include
+set MAPNIK_INPUT_PLUGINS_DIRECTORY=%MAPNIK_PREFIX%\\input
+set MAPNIK_FONTS_DIRECTORY=%MAPNIK_PREFIX%\\fonts
 
 if /i "%1"=="" goto help
 if /i "%1"=="help" goto help