diff --git a/common.mak b/common.mak
index 7989b9021e..43a133c4fa 100644
--- a/common.mak
+++ b/common.mak
@@ -8,6 +8,7 @@ SRC_DIR = "$(VPATH)"
 CFLAGS   += $(CFLAGS-yes)
 OBJS     += $(OBJS-yes)
 ASM_OBJS += $(ASM_OBJS-yes)
+CPP_OBJS += $(CPP_OBJS-yes)
 
 CFLAGS += -DHAVE_AV_CONFIG_H -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE \
           -D_ISOC9X_SOURCE -I$(BUILD_ROOT) -I$(SRC_PATH) \