diff --git a/configure b/configure
index b79a743832..cdae93293a 100755
--- a/configure
+++ b/configure
@@ -6453,13 +6453,12 @@ fi
 
 echocheck "mencoder"
 _mencoder_flag='#undef HAVE_MENCODER'
-_def_encoders='#undef CONFIG_ENCODERS'
 if test "$_mencoder" = yes ; then
   _mencoder_flag='#define HAVE_MENCODER'
   _def_muxers='#define CONFIG_MUXERS 1'
-  _def_encoders='#define CONFIG_ENCODERS 1'
 else
-  _libavencoders=""
+  # mpeg1video for vf_lavc, snow for vf_uspp and vf_mcdeint
+  _libavencoders="MPEG1VIDEO_ENCODER SNOW_ENCODER"
   _libavmuxers=""
 fi
 echores "$_mencoder"
@@ -7935,7 +7934,7 @@ $_def_libavutil_so
 /* Use libavcodec's decoders */
 #define CONFIG_DECODERS 1
 /* Use libavcodec's encoders */
-$_def_encoders
+#define CONFIG_ENCODERS 1
 
 /* Use libavformat's demuxers */
 #define CONFIG_DEMUXERS 1