diff --git a/libavcodec/libzvbi-teletextdec.c b/libavcodec/libzvbi-teletextdec.c
index 9f632df8cc..c63b1ec4ac 100644
--- a/libavcodec/libzvbi-teletextdec.c
+++ b/libavcodec/libzvbi-teletextdec.c
@@ -401,6 +401,7 @@ static int teletext_decode_frame(AVCodecContext *avctx, void *data, int *data_si
     TeletextContext *ctx = avctx->priv_data;
     AVSubtitle      *sub = data;
     int             ret = 0;
+    int j;
 
     if (!ctx->vbi) {
         if (!(ctx->vbi = vbi_decoder_new()))