diff --git a/libavdevice/decklink_dec.cpp b/libavdevice/decklink_dec.cpp
index 6c0a338fca..0262b2f16a 100644
--- a/libavdevice/decklink_dec.cpp
+++ b/libavdevice/decklink_dec.cpp
@@ -39,6 +39,7 @@ extern "C" {
 #include "libavutil/avassert.h"
 #include "libavutil/avutil.h"
 #include "libavutil/common.h"
+#include "libavutil/internal.h"
 #include "libavutil/imgutils.h"
 #include "libavutil/intreadwrite.h"
 #include "libavutil/time.h"
diff --git a/libavdevice/decklink_enc.cpp b/libavdevice/decklink_enc.cpp
index df901b0d68..114c3e1a8c 100644
--- a/libavdevice/decklink_enc.cpp
+++ b/libavdevice/decklink_enc.cpp
@@ -32,6 +32,7 @@ extern "C" {
 
 extern "C" {
 #include "libavformat/avformat.h"
+#include "libavutil/internal.h"
 #include "libavutil/imgutils.h"
 #include "avdevice.h"
 }