diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index 3f57ca0110..4334f9a7a7 100644
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -440,7 +440,7 @@ typedef struct MpegEncContext {
     uint16_t chroma_intra_matrix[64];
     uint16_t inter_matrix[64];
     uint16_t chroma_inter_matrix[64];
-#define QUANT_BIAS_SHIFT 8
+
     int intra_quant_bias;    ///< bias for the quantizer
     int inter_quant_bias;    ///< bias for the quantizer
     int min_qcoeff;          ///< minimum encodable coefficient
diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 7fa568792d..4707e52130 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -59,6 +59,8 @@
 #include <limits.h>
 #include "sp5x.h"
 
+#define QUANT_BIAS_SHIFT 8
+
 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);