diff --git a/libavutil/cpu.h b/libavutil/cpu.h
index 01f7201a5e..4929512c66 100644
--- a/libavutil/cpu.h
+++ b/libavutil/cpu.h
@@ -28,7 +28,7 @@
     /* lower 16 bits - CPU features */
 #define AV_CPU_FLAG_MMX          0x0001 ///< standard MMX
 #define AV_CPU_FLAG_MMXEXT       0x0002 ///< SSE integer functions or AMD MMX ext
-#if LIBAVUTIL_VERSION_MAJOR < 52
+#if FF_API_CPU_FLAG_MMX2
 #define AV_CPU_FLAG_MMX2         0x0002 ///< SSE integer functions or AMD MMX ext
 #endif
 #define AV_CPU_FLAG_3DNOW        0x0004 ///< AMD 3DNOW
diff --git a/libavutil/version.h b/libavutil/version.h
index 6f79eeba21..f69c73e929 100644
--- a/libavutil/version.h
+++ b/libavutil/version.h
@@ -76,6 +76,9 @@
 #ifndef FF_API_AUDIOCONVERT
 #define FF_API_AUDIOCONVERT             (LIBAVUTIL_VERSION_MAJOR < 53)
 #endif
+#ifndef FF_API_CPU_FLAG_MMX2
+#define FF_API_CPU_FLAG_MMX2            (LIBAVUTIL_VERSION_MAJOR < 53)
+#endif
 
 /**
  * @}