--- a/lib/blkid/blkid_types.h.in
+++ b/lib/blkid/blkid_types.h.in
@@ -9,6 +9,8 @@
 
 @ASM_TYPES_HEADER@
 
+#include <stdint.h>
+
 #ifdef __U8_TYPEDEF
 typedef __U8_TYPEDEF __u8;
 #else
--- a/lib/ext2fs/ext2_types.h.in
+++ b/lib/ext2fs/ext2_types.h.in
@@ -9,6 +9,8 @@
 
 @ASM_TYPES_HEADER@
 
+#include <stdint.h>
+
 #ifdef __U8_TYPEDEF
 typedef __U8_TYPEDEF __u8;
 #else
