diff --git a/dlls/wined3d/directx.c b/dlls/wined3d/directx.c
index 01048fdff5c..a0405b3b396 100644
--- a/dlls/wined3d/directx.c
+++ b/dlls/wined3d/directx.c
@@ -136,7 +136,6 @@ static const struct wined3d_extension_map gl_extension_map[] =
     {"GL_ARB_provoking_vertex",             ARB_PROVOKING_VERTEX          },
     {"GL_ARB_sampler_objects",              ARB_SAMPLER_OBJECTS           },
     {"GL_ARB_shader_bit_encoding",          ARB_SHADER_BIT_ENCODING       },
-    {"GL_ARB_shader_objects",               ARB_SHADER_OBJECTS            },
     {"GL_ARB_shader_texture_lod",           ARB_SHADER_TEXTURE_LOD        },
     {"GL_ARB_shading_language_100",         ARB_SHADING_LANGUAGE_100      },
     {"GL_ARB_shadow",                       ARB_SHADOW                    },
diff --git a/dlls/wined3d/wined3d_gl.h b/dlls/wined3d/wined3d_gl.h
index 4919cf6f03d..009dca6f9e0 100644
--- a/dlls/wined3d/wined3d_gl.h
+++ b/dlls/wined3d/wined3d_gl.h
@@ -72,7 +72,6 @@ enum wined3d_gl_extension
     ARB_PROVOKING_VERTEX,
     ARB_SAMPLER_OBJECTS,
     ARB_SHADER_BIT_ENCODING,
-    ARB_SHADER_OBJECTS,
     ARB_SHADER_TEXTURE_LOD,
     ARB_SHADING_LANGUAGE_100,
     ARB_SHADOW,