diff --git a/include/common/hpack-enc.h b/include/common/hpack-enc.h
index 4ab38bf..555dba8 100644
--- a/include/common/hpack-enc.h
+++ b/include/common/hpack-enc.h
@@ -28,7 +28,7 @@
 #ifndef _COMMON_HPACK_ENC_H
 #define _COMMON_HPACK_ENC_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <string.h>
 #include <common/buf.h>
 #include <common/config.h>