diff --git a/include/SDL_bits.h b/include/SDL_bits.h
index 60cedc414..bc2857290 100644
--- a/include/SDL_bits.h
+++ b/include/SDL_bits.h
@@ -60,7 +60,7 @@ extern _inline int _SDL_clz_watcom (Uint32);
 SDL_FORCE_INLINE int
 SDL_MostSignificantBitIndex32(Uint32 x)
 {
-#if defined(__GNUC__) && __GNUC__ >= 4
+#if defined(__GNUC__) && (__GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
     /* Count Leading Zeroes builtin in GCC.
      * http://gcc.gnu.org/onlinedocs/gcc-4.3.4/gcc/Other-Builtins.html
      */