diff --git a/libavformat/Makefile b/libavformat/Makefile
index d459bdf215..69c40c0941 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -334,7 +334,7 @@ OBJS-$(CONFIG_WSAUD_DEMUXER)             += westwood_aud.o
 OBJS-$(CONFIG_WSVQA_DEMUXER)             += westwood_vqa.o
 OBJS-$(CONFIG_WTV_DEMUXER)               += wtv.o asfdec.o asf.o asfcrypt.o \
                                             avlanguage.o mpegts.o isom.o
-OBJS-$(CONFIG_WV_DEMUXER)                += wv.o apetag.o img2.o
+OBJS-$(CONFIG_WV_DEMUXER)                += wvdec.o apetag.o img2.o
 OBJS-$(CONFIG_XA_DEMUXER)                += xa.o
 OBJS-$(CONFIG_XMV_DEMUXER)               += xmv.o
 OBJS-$(CONFIG_XWMA_DEMUXER)              += xwma.o
diff --git a/libavformat/wv.c b/libavformat/wvdec.c
similarity index 100%
rename from libavformat/wv.c
rename to libavformat/wvdec.c