diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index ba7162d9e3..d5568ce604 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -227,7 +227,6 @@ OBJS-$(CONFIG_AC3)$(CONFIG_A52BIN)     += liba52/bit_allocate.o \
 
 # currently using libdts for dts decoding
 OBJS-$(CONFIG_DTS)                     += dtsdec.o
-CFLAGS-$(CONFIG_DTS)                   += $(DTS_INC)
 
 OBJS-$(AMR)                            += amr.o
 OBJS-$(AMR_NB)                         += amr_float/sp_dec.o     \
@@ -319,7 +318,6 @@ sparc/dsputil_vis.o: CFLAGS += -mcpu=ultrasparc -mtune=ultrasparc
 
 # sun mediaLib specific stuff
 OBJS-$(HAVE_MLIB)                      += mlib/dsputil_mlib.o
-CFLAGS-$(HAVE_MLIB)                    += $(MLIB_INC)
 
 # alpha specific stuff
 OBJS-$(TARGET_ARCH_ALPHA)              += alpha/dsputil_alpha.o     \
diff --git a/libpostproc/Makefile b/libpostproc/Makefile
index 60319bad89..9e94aa0402 100644
--- a/libpostproc/Makefile
+++ b/libpostproc/Makefile
@@ -15,7 +15,7 @@ SHARED_OBJS=postprocess_pic.o
 
 HEADERS = postprocess.h
 
-CFLAGS  = $(OPTFLAGS) $(MLIB_INC) -I. -I.. -I$(SRC_PATH)/libavcodec $(EXTRA_INC)
+CFLAGS  = $(OPTFLAGS) -I. -I.. -I$(SRC_PATH)/libavcodec
 # -I/usr/X11R6/include/
 
 include $(SRC_PATH)/common.mak