diff --git a/libavfilter/vf_telecine.c b/libavfilter/vf_telecine.c
index 811ae2773e..aea63ab7a3 100644
--- a/libavfilter/vf_telecine.c
+++ b/libavfilter/vf_telecine.c
@@ -101,7 +101,7 @@ static int query_formats(AVFilterContext *ctx)
     AVFilterFormats *pix_fmts = NULL;
     int fmt;
 
-    for (fmt = 0; fmt < AV_PIX_FMT_NB; fmt++) {
+    for (fmt = 0; av_pix_fmt_desc_get(fmt); fmt++) {
         const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(fmt);
         if (!(desc->flags & AV_PIX_FMT_FLAG_HWACCEL ||
               desc->flags & AV_PIX_FMT_FLAG_PAL     ||