diff --git a/src/SFML/Graphics/GLExtensions.hpp b/src/SFML/Graphics/GLExtensions.hpp
index 7db04685d..7cff5947f 100644
--- a/src/SFML/Graphics/GLExtensions.hpp
+++ b/src/SFML/Graphics/GLExtensions.hpp
@@ -44,9 +44,13 @@
 
     // Core since 1.0
     #define GLEXT_multitexture                        true
+    #define GLEXT_texture_edge_clamp                  true
+    #define GLEXT_blend_minmax                        true
     #define GLEXT_glClientActiveTexture               glClientActiveTexture
     #define GLEXT_glActiveTexture                     glActiveTexture
     #define GLEXT_GL_TEXTURE0                         GL_TEXTURE0
+    #define GLEXT_GL_CLAMP                            GL_CLAMP_TO_EDGE
+    #define GLEXT_GL_CLAMP_TO_EDGE                    GL_CLAMP_TO_EDGE
 
     // The following extensions are listed chronologically
     // Extension macro first, followed by tokens then
@@ -114,6 +118,7 @@
 
     // Core since 1.1
     #define GLEXT_GL_DEPTH_COMPONENT                  GL_DEPTH_COMPONENT
+    #define GLEXT_GL_CLAMP                            GL_CLAMP
 
     // The following extensions are listed chronologically
     // Extension macro first, followed by tokens then
diff --git a/src/SFML/Graphics/Texture.cpp b/src/SFML/Graphics/Texture.cpp
index 71739dce0..a747a2db2 100644
--- a/src/SFML/Graphics/Texture.cpp
+++ b/src/SFML/Graphics/Texture.cpp
@@ -175,8 +175,8 @@ bool Texture::create(unsigned int width, unsigned int height)
     // Initialize the texture
     glCheck(glBindTexture(GL_TEXTURE_2D, m_texture));
     glCheck(glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, m_actualSize.x, m_actualSize.y, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL));
-    glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_isRepeated ? GL_REPEAT : (GLEXT_texture_edge_clamp ? GLEXT_GL_CLAMP_TO_EDGE : GL_CLAMP)));
-    glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_isRepeated ? GL_REPEAT : (GLEXT_texture_edge_clamp ? GLEXT_GL_CLAMP_TO_EDGE : GL_CLAMP)));
+    glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_isRepeated ? GL_REPEAT : (GLEXT_texture_edge_clamp ? GLEXT_GL_CLAMP_TO_EDGE : GLEXT_GL_CLAMP)));
+    glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_isRepeated ? GL_REPEAT : (GLEXT_texture_edge_clamp ? GLEXT_GL_CLAMP_TO_EDGE : GLEXT_GL_CLAMP)));
     glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, m_isSmooth ? GL_LINEAR : GL_NEAREST));
     glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, m_isSmooth ? GL_LINEAR : GL_NEAREST));
     m_cacheId = getUniqueId();
@@ -495,8 +495,8 @@ void Texture::setRepeated(bool repeated)
             }
 
             glCheck(glBindTexture(GL_TEXTURE_2D, m_texture));
-            glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_isRepeated ? GL_REPEAT : (GLEXT_texture_edge_clamp ? GLEXT_GL_CLAMP_TO_EDGE : GL_CLAMP)));
-            glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_isRepeated ? GL_REPEAT : (GLEXT_texture_edge_clamp ? GLEXT_GL_CLAMP_TO_EDGE : GL_CLAMP)));
+            glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, m_isRepeated ? GL_REPEAT : (GLEXT_texture_edge_clamp ? GLEXT_GL_CLAMP_TO_EDGE : GLEXT_GL_CLAMP)));
+            glCheck(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, m_isRepeated ? GL_REPEAT : (GLEXT_texture_edge_clamp ? GLEXT_GL_CLAMP_TO_EDGE : GLEXT_GL_CLAMP)));
         }
     }
 }