diff --git a/app/build.gradle b/app/build.gradle
index 3e8793a..3692f59 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -20,8 +20,8 @@ android {
         applicationId 'com.wireguard.android'
         minSdkVersion 21
         targetSdkVersion 27
-        versionCode 413
-        versionName '0.0.20180520'
+        versionCode 414
+        versionName '0.0.20180521'
     }
     externalNativeBuild {
         cmake {
diff --git a/app/tools/wireguard-go b/app/tools/wireguard-go
index 7472930..837a12c 160000
--- a/app/tools/wireguard-go
+++ b/app/tools/wireguard-go
@@ -1 +1 @@
-Subproject commit 7472930d4e7b908646f87adf638188857566a7c6
+Subproject commit 837a12c84151968fac6477f75d6bcb52e7ae64db