diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c
index 1e831fbfee..50803de359 100644
--- a/libavcodec/ac3enc.c
+++ b/libavcodec/ac3enc.c
@@ -36,6 +36,7 @@
 #include "libavutil/internal.h"
 #include "libavutil/opt.h"
 #include "avcodec.h"
+#include "internal.h"
 #include "me_cmp.h"
 #include "put_bits.h"
 #include "audiodsp.h"
diff --git a/libavcodec/mpegaudiodecheader.c b/libavcodec/mpegaudiodecheader.c
index 5e996b4902..d522c064ac 100644
--- a/libavcodec/mpegaudiodecheader.c
+++ b/libavcodec/mpegaudiodecheader.c
@@ -27,6 +27,7 @@
 #include "libavutil/common.h"
 
 #include "avcodec.h"
+#include "internal.h"
 #include "mpegaudio.h"
 #include "mpegaudiodata.h"
 #include "mpegaudiodecheader.h"