diff --git a/configure b/configure
index 6e78fa9b9b..29ca7e2959 100755
--- a/configure
+++ b/configure
@@ -6185,7 +6185,7 @@ echores "$_libavutil"
 echocheck "FFmpeg libavcodec"
 if test "$_libavcodec_a" = auto ; then
   # Note: static linking is preferred to dynamic linking
-  _libavcodec=no
+  _libavcodec_a=no
   if test -d libavcodec && test -f libavcodec/utils.c ; then
     _res_comment="old ffmpeg version, use CVS !"
     if grep avcodec_find_encoder_by_name libavcodec/utils.c > /dev/null 2>&1 ; then