diff --git a/libavcodec/intrax8dsp.h b/libavcodec/intrax8dsp.h
index d67fa4eda5..5c3cc4aa74 100644
--- a/libavcodec/intrax8dsp.h
+++ b/libavcodec/intrax8dsp.h
@@ -19,6 +19,8 @@
 #ifndef AVCODEC_INTRAX8DSP_H
 #define AVCODEC_INTRAX8DSP_H
 
+#include <stdint.h>
+
 typedef struct IntraX8DSPContext {
     void (*v_loop_filter)(uint8_t *src, int stride, int qscale);
     void (*h_loop_filter)(uint8_t *src, int stride, int qscale);