diff --git a/cogl/cogl/cogl-util.h b/cogl/cogl/cogl-util.h
index 295800f67..8fafec250 100644
--- a/cogl/cogl/cogl-util.h
+++ b/cogl/cogl/cogl-util.h
@@ -141,14 +141,6 @@ _cogl_util_pixel_format_from_masks (unsigned long r_mask,
                                     int depth, int bpp,
                                     int byte_order);
 
-/* Since we can't rely on _Static_assert always being available for
- * all compilers we have limited static assert that can be used in
- * C code but not in headers.
- */
-#define _COGL_TYPEDEF_ASSERT(EXPRESSION) \
-  typedef struct { char Compile_Time_Assertion[(EXPRESSION) ? 1 : -1]; } \
-  G_PASTE (_GStaticAssert_, __LINE__)
-
 /* _COGL_STATIC_ASSERT:
  * @expression: An expression to assert evaluates to true at compile
  *              time.