diff --git a/OpenRA.Renderer.Cg/GraphicsDevice.cs b/OpenRA.Renderer.Cg/GraphicsDevice.cs
index 656dca6136..473c41e483 100755
--- a/OpenRA.Renderer.Cg/GraphicsDevice.cs
+++ b/OpenRA.Renderer.Cg/GraphicsDevice.cs
@@ -36,7 +36,7 @@ namespace OpenRA.Renderer.Cg
 			"GL_ARB_vertex_program",
 			"GL_ARB_fragment_program",
 			"GL_ARB_vertex_buffer_object",
-			"GL_ARB_framebuffer_object"
+			"GL_EXT_framebuffer_object"
 		};
 
 		internal IntPtr cgContext;
diff --git a/OpenRA.Renderer.Gl/GraphicsDevice.cs b/OpenRA.Renderer.Gl/GraphicsDevice.cs
index a2ffc688bc..d2e73d5ae7 100755
--- a/OpenRA.Renderer.Gl/GraphicsDevice.cs
+++ b/OpenRA.Renderer.Gl/GraphicsDevice.cs
@@ -35,7 +35,7 @@ namespace OpenRA.Renderer.Glsl
 			"GL_ARB_vertex_shader",
 			"GL_ARB_fragment_shader",
 			"GL_ARB_vertex_buffer_object",
-			"GL_ARB_framebuffer_object"
+			"GL_EXT_framebuffer_object"
 		};
 
 		public GraphicsDevice(Size size, WindowMode window)