diff --git a/libavcodec/mqc.h b/libavcodec/mqc.h
index ad80fe9228..5e782b05f9 100644
--- a/libavcodec/mqc.h
+++ b/libavcodec/mqc.h
@@ -55,7 +55,6 @@ void ff_mqc_initenc(MqcState *mqc, uint8_t *bp);
 void ff_mqc_encode(MqcState *mqc, uint8_t *cxstate, int d);
 
 /** flush the encoder [returns number of bytes encoded] */
-int ff_mqc_flush(MqcState *mqc);
 int ff_mqc_flush_to(MqcState *mqc, uint8_t *dst, int *dst_len);
 
 /* decoder */
diff --git a/libavcodec/mqcenc.c b/libavcodec/mqcenc.c
index c941f849d9..6d0368f827 100644
--- a/libavcodec/mqcenc.c
+++ b/libavcodec/mqcenc.c
@@ -102,7 +102,7 @@ void ff_mqc_encode(MqcState *mqc, uint8_t *cxstate, int d)
     }
 }
 
-int ff_mqc_flush(MqcState *mqc)
+static int mqc_flush(MqcState *mqc)
 {
     setbits(mqc);
     mqc->c = mqc->c << mqc->ct;
@@ -120,7 +120,7 @@ int ff_mqc_flush_to(MqcState *mqc, uint8_t *dst, int *dst_len)
     mqc2.bpstart=
     mqc2.bp = dst;
     *mqc2.bp = *mqc->bp;
-    ff_mqc_flush(&mqc2);
+    mqc_flush(&mqc2);
     *dst_len = mqc2.bp - dst;
     if (mqc->bp < mqc->bpstart) {
         av_assert1(mqc->bpstart - mqc->bp == 1);