diff --git a/configure b/configure
index 0d63028d..e08ce650 100755
--- a/configure
+++ b/configure
@@ -372,7 +372,7 @@ else
 
     if $has_libav; then
       enable libav
-    elif enabled libav; then
+    elif enabled_or_auto libav; then
 
       die "libav development support not found
 (use --disable-libav or --enable-libffmpeg_static)