diff --git a/libavformat/Makefile b/libavformat/Makefile
index a1dae894fe..6bdfbe6789 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -107,7 +107,6 @@ OBJS-$(CONFIG_AU_DEMUXER)                += au.o pcm.o
 OBJS-$(CONFIG_AU_MUXER)                  += au.o rawenc.o
 OBJS-$(CONFIG_AVI_DEMUXER)               += avidec.o
 OBJS-$(CONFIG_AVI_MUXER)                 += avienc.o mpegtsenc.o avlanguage.o rawutils.o
-OBJS-$(CONFIG_AVISYNTH_DEMUXER)          += avisynth.o
 OBJS-$(CONFIG_AVM2_MUXER)                += swfenc.o swf.o
 OBJS-$(CONFIG_AVR_DEMUXER)               += avr.o pcm.o
 OBJS-$(CONFIG_AVS_DEMUXER)               += avs.o voc_packet.o vocdec.o voc.o
@@ -534,6 +533,7 @@ OBJS-$(CONFIG_YUV4MPEGPIPE_DEMUXER)      += yuv4mpegdec.o
 OBJS-$(CONFIG_YUV4MPEGPIPE_MUXER)        += yuv4mpegenc.o
 
 # external libraries
+OBJS-$(CONFIG_AVISYNTH_DEMUXER)          += avisynth.o
 OBJS-$(CONFIG_CHROMAPRINT_MUXER)         += chromaprint.o
 OBJS-$(CONFIG_LIBGME_DEMUXER)            += libgme.o
 OBJS-$(CONFIG_LIBMODPLUG_DEMUXER)        += libmodplug.o