diff --git a/libavformat/Makefile b/libavformat/Makefile
index 6879d6a992..e16a5ea8c2 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -149,6 +149,7 @@ OBJS-$(CONFIG_PCM_U8_DEMUXER)            += raw.o
 OBJS-$(CONFIG_PCM_U8_MUXER)              += raw.o
 OBJS-$(CONFIG_PSP_MUXER)                 += movenc.o riff.o isom.o avc.o
 OBJS-$(CONFIG_PVA_DEMUXER)               += pva.o
+OBJS-$(CONFIG_R3D_DEMUXER)               += r3d.o
 OBJS-$(CONFIG_RAWVIDEO_DEMUXER)          += raw.o
 OBJS-$(CONFIG_RAWVIDEO_MUXER)            += raw.o
 OBJS-$(CONFIG_REDIR_DEMUXER)             += rtsp.o