diff --git a/Makefile b/Makefile
index 54a10f6fde..e7db119be0 100644
--- a/Makefile
+++ b/Makefile
@@ -56,7 +56,7 @@ $(PROGS): %$(EXESUF): %_g$(EXESUF)
 
 SUBDIR_VARS := OBJS FFLIBS CLEANFILES DIRS TESTPROGS EXAMPLES SKIPHEADERS \
                ALTIVEC-OBJS MMX-OBJS NEON-OBJS X86-OBJS YASM-OBJS-FFT YASM-OBJS \
-               HOSTPROGS BUILT_HEADERS
+               HOSTPROGS BUILT_HEADERS TESTOBJS
 
 define RESET
 $(1) :=
diff --git a/common.mak b/common.mak
index 446ccc1992..c03d0a5711 100644
--- a/common.mak
+++ b/common.mak
@@ -84,6 +84,7 @@ FFLDFLAGS   := $(addprefix -L$(BUILD_ROOT)/lib,$(ALLFFLIBS)) $(LDFLAGS)
 
 EXAMPLES  := $(addprefix $(SUBDIR),$(addsuffix -example$(EXESUF),$(EXAMPLES)))
 OBJS      := $(addprefix $(SUBDIR),$(OBJS))
+TESTOBJS  := $(addprefix $(SUBDIR),$(TESTOBJS))
 TESTPROGS := $(addprefix $(SUBDIR),$(addsuffix -test$(EXESUF),$(TESTPROGS)))
 HOSTOBJS  := $(addprefix $(SUBDIR),$(addsuffix .o,$(HOSTPROGS)))
 HOSTPROGS := $(addprefix $(SUBDIR),$(addsuffix $(HOSTEXESUF),$(HOSTPROGS)))
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 3931aabe50..ad6630af92 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -720,6 +720,7 @@ EXAMPLES = api
 TESTPROGS = cabac dct eval fft h264 iirfilter rangecoder snow
 TESTPROGS-$(ARCH_X86) += x86/cpuid
 TESTPROGS-$(HAVE_MMX) += motion
+TESTOBJS = dctref.o
 
 HOSTPROGS = costablegen
 
diff --git a/subdir.mak b/subdir.mak
index 8445217ebb..da61458df6 100644
--- a/subdir.mak
+++ b/subdir.mak
@@ -5,7 +5,7 @@ include $(SUBDIR)../common.mak
 LIBVERSION := $(lib$(NAME)_VERSION)
 LIBMAJOR   := $(lib$(NAME)_VERSION_MAJOR)
 
-$(OBJS) $(SUBDIR)%.ho $(SUBDIR)%-test.o: CPPFLAGS += -DHAVE_AV_CONFIG_H
+$(OBJS) $(SUBDIR)%.ho $(SUBDIR)%-test.o $(TESTOBJS): CPPFLAGS += -DHAVE_AV_CONFIG_H
 
 ifdef CONFIG_STATIC
 all: $(SUBDIR)$(LIBNAME)