diff --git a/gst-libs/gst/gl/glprototypes/debug.h b/gst-libs/gst/gl/glprototypes/debug.h
index 572f084c85..6c53ea2686 100644
--- a/gst-libs/gst/gl/glprototypes/debug.h
+++ b/gst-libs/gst/gl/glprototypes/debug.h
@@ -22,7 +22,7 @@ GST_GL_EXT_BEGIN (debug,
                   GST_GL_API_OPENGL3,
                   4, 3,
                   255, 255,
-                  "KHR:\0ARB\0",
+                  "KHR:\0KHR\0ARB\0",
                   "debug\0debug_output\0")
 GST_GL_EXT_FUNCTION (void, DebugMessageControl,
                      (GLenum source,
@@ -58,7 +58,7 @@ GST_GL_EXT_BEGIN (khr_debug,
                   GST_GL_API_OPENGL3,
                   4, 3,
                   255, 255,
-                  "KHR\0",
+                  "KHR:\0KHR\0",
                   "debug\0")
 GST_GL_EXT_FUNCTION (void, PushDebugGroup,
                      (GLenum source,