diff --git a/veejay-1.1/veejay-server/configure.ac b/veejay-1.1/veejay-server/configure.ac
index 25d380d9..148f4e80 100644
--- a/veejay-1.1/veejay-server/configure.ac
+++ b/veejay-1.1/veejay-server/configure.ac
@@ -892,10 +892,10 @@ if test x$have_swscaler != xtrue ; then
  AC_MSG_ERROR([ FFmpeg Swscaler not found. Did you enable it when you compiled ffmpeg ? ])
 fi
 
-FFMPEG_INCLUDE_AVCODEC="1"
-FFMPEG_INCLUDE_AVUTIL="2"
-FFMPEG_INCLUDE_SWSCALE="3"
-FFMPEG_INCLUDE_AVFORMAT="4"
+FFMPEG_INCLUDE_AVCODEC=""
+FFMPEG_INCLUDE_AVUTIL=""
+FFMPEG_INCLUDE_SWSCALE=""
+FFMPEG_INCLUDE_AVFORMAT=""
 
 AC_CHECK_HEADER( ffmpeg/avcodec.h, [FFMPEG_INCLUDE_AVCODEC="<ffmpeg/avcodec.h>"],[])
 AC_CHECK_HEADER( ffmpeg/avformat.h, [FFMPEG_INCLUDE_AVFORMAT="<ffmpeg/avformat.h>"],[])