diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index 5c601dd87b..2d37b62bec 100644
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -62,9 +62,6 @@ enum OutputFormat {
     FMT_MJPEG,
 };
 
-#define QMAT_SHIFT_MMX 16
-#define QMAT_SHIFT 21
-
 #define MAX_FCODE 7
 #define MAX_MV 4096
 
diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 4707e52130..eefde7aaa7 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -61,6 +61,9 @@
 
 #define QUANT_BIAS_SHIFT 8
 
+#define QMAT_SHIFT_MMX 16
+#define QMAT_SHIFT 21
+
 static int encode_picture(MpegEncContext *s, int picture_number);
 static int dct_quantize_refine(MpegEncContext *s, int16_t *block, int16_t *weight, int16_t *orig, int n, int qscale);
 static int sse_mb(MpegEncContext *s);