diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 3a74338518..2d0006f74b 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -119,8 +119,8 @@ OBJS-$(CONFIG_CLJR_ENCODER)            += cljr.o
 OBJS-$(CONFIG_COOK_DECODER)            += cook.o
 OBJS-$(CONFIG_CSCD_DECODER)            += cscd.o
 OBJS-$(CONFIG_CYUV_DECODER)            += cyuv.o
-OBJS-$(CONFIG_DCA_DECODER)             += dca.o synth_filter.o dcadsp.o \
-                                          dca_parser.o
+OBJS-$(CONFIG_DCA_DECODER)             += dcadec.o dcadsp.o            \
+                                          dca_parser.o synth_filter.o
 OBJS-$(CONFIG_DFA_DECODER)             += dfa.o
 OBJS-$(CONFIG_DNXHD_DECODER)           += dnxhddec.o dnxhddata.o
 OBJS-$(CONFIG_DNXHD_ENCODER)           += dnxhdenc.o dnxhddata.o       \
diff --git a/libavcodec/dca.c b/libavcodec/dcadec.c
similarity index 100%
rename from libavcodec/dca.c
rename to libavcodec/dcadec.c