diff --git a/libavfilter/vf_il.c b/libavfilter/vf_il.c
index 6cd5f89f76..46af57f96e 100644
--- a/libavfilter/vf_il.c
+++ b/libavfilter/vf_il.c
@@ -84,16 +84,13 @@ AVFILTER_DEFINE_CLASS(il);
 static int query_formats(AVFilterContext *ctx)
 {
     AVFilterFormats *formats = NULL;
-    int fmt, ret;
-
-    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_PAL) &&
-            !(desc->flags & AV_PIX_FMT_FLAG_HWACCEL) &&
-            (ret = ff_add_format(&formats, fmt)) < 0)
-            return ret;
-    }
+    int ret;
 
+    ret = ff_formats_pixdesc_filter(&formats, 0,
+                                    AV_PIX_FMT_FLAG_PAL |
+                                    AV_PIX_FMT_FLAG_HWACCEL);
+    if (ret < 0)
+        return ret;
     return ff_set_common_formats(ctx, formats);
 }