diff --git a/chrome/browser/nearby_sharing/certificates/nearby_share_encrypted_metadata_key.h b/chrome/browser/nearby_sharing/certificates/nearby_share_encrypted_metadata_key.h
index 2893bdeef..6732a12a8 100644
--- a/chrome/browser/nearby_sharing/certificates/nearby_share_encrypted_metadata_key.h
+++ b/chrome/browser/nearby_sharing/certificates/nearby_share_encrypted_metadata_key.h
@@ -5,6 +5,8 @@
 #ifndef CHROME_BROWSER_NEARBY_SHARING_CERTIFICATES_NEARBY_SHARE_ENCRYPTED_METADATA_KEY_H_
 #define CHROME_BROWSER_NEARBY_SHARING_CERTIFICATES_NEARBY_SHARE_ENCRYPTED_METADATA_KEY_H_
 
+#include <stdint.h>
+
 #include <vector>
 
 // Holds the encrypted symmetric key--the key used to encrypt user/device