diff --git a/gradle.properties b/gradle.properties
index 7ee1989d86..d230245b93 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
-gaeVersion=1.9.80
+gaeVersion=1.9.81
 springBootVersion=2.1.14.RELEASE
 version=5.1.12.BUILD-SNAPSHOT
diff --git a/gradle/dependency-management.gradle b/gradle/dependency-management.gradle
index f9373fb59e..ac3fc74c19 100644
--- a/gradle/dependency-management.gradle
+++ b/gradle/dependency-management.gradle
@@ -45,11 +45,11 @@ dependencyManagement {
 		dependency 'com.fasterxml.jackson.core:jackson-databind:2.9.10.5'
 		dependency 'com.fasterxml:classmate:1.3.4'
 		dependency 'com.github.stephenc.jcip:jcip-annotations:1.0-1'
-		dependency 'com.google.appengine:appengine-api-1.0-sdk:1.9.80'
-		dependency 'com.google.appengine:appengine-api-labs:1.9.80'
-		dependency 'com.google.appengine:appengine-api-stubs:1.9.80'
-		dependency 'com.google.appengine:appengine-testing:1.9.80'
-		dependency 'com.google.appengine:appengine:1.9.80'
+		dependency 'com.google.appengine:appengine-api-1.0-sdk:1.9.81'
+		dependency 'com.google.appengine:appengine-api-labs:1.9.81'
+		dependency 'com.google.appengine:appengine-api-stubs:1.9.81'
+		dependency 'com.google.appengine:appengine-testing:1.9.81'
+		dependency 'com.google.appengine:appengine:1.9.81'
 		dependency 'com.google.code.gson:gson:2.8.2'
 		dependency 'com.google.guava:guava:20.0'
 		dependency 'com.google.inject:guice:3.0'