diff --git a/libavcodec/armv4l/mathops.h b/libavcodec/armv4l/mathops.h
index 5364833b78..e680dce071 100644
--- a/libavcodec/armv4l/mathops.h
+++ b/libavcodec/armv4l/mathops.h
@@ -22,6 +22,9 @@
 #ifndef AVCODEC_ARMV4L_MATHOPS_H
 #define AVCODEC_ARMV4L_MATHOPS_H
 
+#include <stdint.h>
+#include "libavutil/common.h"
+
 #ifdef FRAC_BITS
 #   define MULL(a, b) \
         ({  int lo, hi;\
diff --git a/libavcodec/i386/idct_xvid.h b/libavcodec/i386/idct_xvid.h
index 2051ebd591..0bf45d5d11 100644
--- a/libavcodec/i386/idct_xvid.h
+++ b/libavcodec/i386/idct_xvid.h
@@ -26,6 +26,8 @@
 #ifndef AVCODEC_I386_IDCT_XVID_H
 #define AVCODEC_I386_IDCT_XVID_H
 
+#include <stdint.h>
+
 void ff_idct_xvid_mmx(short *block);
 void ff_idct_xvid_mmx2(short *block);
 void ff_idct_xvid_sse2(short *block);