diff --git a/src/enc/iterator_enc.c b/src/enc/iterator_enc.c
index 29f91d83..4232253c 100644
--- a/src/enc/iterator_enc.c
+++ b/src/enc/iterator_enc.c
@@ -54,7 +54,8 @@ void VP8IteratorSetRow(VP8EncIterator* const it, int y) {
   InitLeft(it);
 }
 
-void VP8IteratorReset(VP8EncIterator* const it) {
+// restart a scan
+static void VP8IteratorReset(VP8EncIterator* const it) {
   VP8Encoder* const enc = it->enc_;
   VP8IteratorSetRow(it, 0);
   VP8IteratorSetCountDown(it, enc->mb_w_ * enc->mb_h_);  // default
diff --git a/src/enc/vp8i_enc.h b/src/enc/vp8i_enc.h
index f942373d..3a030cc3 100644
--- a/src/enc/vp8i_enc.h
+++ b/src/enc/vp8i_enc.h
@@ -266,8 +266,6 @@ typedef struct {
   // in iterator.c
 // must be called first
 void VP8IteratorInit(VP8Encoder* const enc, VP8EncIterator* const it);
-// restart a scan
-void VP8IteratorReset(VP8EncIterator* const it);
 // reset iterator position to row 'y'
 void VP8IteratorSetRow(VP8EncIterator* const it, int y);
 // set count down (=number of iterations to go)