diff --git a/include/guisan/sdl/sdlimageloader.hpp b/include/guisan/sdl/sdlimageloader.hpp
index 1159d51..23ee5ba 100644
--- a/include/guisan/sdl/sdlimageloader.hpp
+++ b/include/guisan/sdl/sdlimageloader.hpp
@@ -72,8 +72,9 @@ namespace gcn
     class GCN_EXTENSION_DECLSPEC SDLImageLoader : public ImageLoader
     {
     public:
+        SDLImageLoader();
+        void setRenderer(SDL_Renderer* renderer);
 
-		void setRenderer(SDL_Renderer* renderer); 
         // Inherited from ImageLoader
 
         virtual Image* load(const std::string& filename, bool convertToDisplayFormat = true);
diff --git a/src/sdl/sdlimageloader.cpp b/src/sdl/sdlimageloader.cpp
index 992d2ed..7bfb512 100644
--- a/src/sdl/sdlimageloader.cpp
+++ b/src/sdl/sdlimageloader.cpp
@@ -67,6 +67,9 @@
 
 namespace gcn
 {
+    SDLImageLoader::SDLImageLoader() : mRenderer(NULL)
+    {}
+
     Image* SDLImageLoader::load(const std::string& filename,
                                 bool convertToDisplayFormat)
     {