--- a/mfbt/SHA1.h
+++ b/mfbt/SHA1.h
@@ -19,17 +19,17 @@
  * buffers passed to it.
  * The finish method may only be called once and cannot be followed by calls
  * to update.
  */
 
 #ifndef mozilla_SHA1_h_
 #define mozilla_SHA1_h_
 
-#include <stdint.h>
+#include "mozilla/StandardInteger.h"
 namespace mozilla {
 class SHA1Sum {
   union {
     uint32_t w[16];         /* input buffer */
     uint8_t  b[64];
   } u;
   uint64_t size;            /* count of hashed bytes. */
   unsigned H[22];           /* 5 state variables, 16 tmp values, 1 extra */