diff --git a/generated/java/proto-google-appengine-v1/build.gradle b/generated/java/proto-google-appengine-v1/build.gradle
index fb99e4bc4..7b4cbc1d8 100644
--- a/generated/java/proto-google-appengine-v1/build.gradle
+++ b/generated/java/proto-google-appengine-v1/build.gradle
@@ -18,7 +18,7 @@ repositories {
 }
 
 dependencies {
-  compile 'com.google.protobuf:protobuf-java:3.5.1'
+  compile 'com.google.protobuf:protobuf-java:3.11.1'
   compile 'com.google.api:api-common:1.5.0'
   compile project(':proto-google-common-protos')
   compile project(':proto-google-iam-v1')
diff --git a/generated/java/proto-google-common-protos/build.gradle b/generated/java/proto-google-common-protos/build.gradle
index b2f295c69..4346e4492 100644
--- a/generated/java/proto-google-common-protos/build.gradle
+++ b/generated/java/proto-google-common-protos/build.gradle
@@ -18,7 +18,7 @@ repositories {
 }
 
 dependencies {
-  compile 'com.google.protobuf:protobuf-java:3.7.1'
+  compile 'com.google.protobuf:protobuf-java:3.11.1'
 }
 
 sourceSets {
diff --git a/generated/java/proto-google-iam-v1/build.gradle b/generated/java/proto-google-iam-v1/build.gradle
index fe182e0cd..e0508989d 100644
--- a/generated/java/proto-google-iam-v1/build.gradle
+++ b/generated/java/proto-google-iam-v1/build.gradle
@@ -18,7 +18,7 @@ repositories {
 }
 
 dependencies {
-  compile 'com.google.protobuf:protobuf-java:3.7.1'
+  compile 'com.google.protobuf:protobuf-java:3.11.1'
   compile 'com.google.api:api-common:1.8.1'
   compile project(':proto-google-common-protos')
 }