diff --git a/include/SFML/Graphics/PostFX.hpp b/include/SFML/Graphics/PostFX.hpp
index c8753779..bd5a0023 100644
--- a/include/SFML/Graphics/PostFX.hpp
+++ b/include/SFML/Graphics/PostFX.hpp
@@ -127,7 +127,7 @@ public :
     /// \param Texture : Image to set (pass NULL to use content of current framebuffer)
     ///
     ////////////////////////////////////////////////////////////
-    void SetTexture(const std::string& Name, Image* Texture);
+    void SetTexture(const std::string& Name, const Image* Texture);
 
     ////////////////////////////////////////////////////////////
     /// Assignment operator
diff --git a/src/SFML/Graphics/PostFX.cpp b/src/SFML/Graphics/PostFX.cpp
index baa50ad3..793ba879 100644
--- a/src/SFML/Graphics/PostFX.cpp
+++ b/src/SFML/Graphics/PostFX.cpp
@@ -217,7 +217,7 @@ void PostFX::SetParameter(const std::string& Name, float X, float Y, float Z, fl
 ////////////////////////////////////////////////////////////
 /// Set a texture parameter
 ////////////////////////////////////////////////////////////
-void PostFX::SetTexture(const std::string& Name, Image* Texture)
+void PostFX::SetTexture(const std::string& Name, const Image* Texture)
 {
     // Check that the current texture unit is available
     GLint MaxUnits;