diff --git a/appengine-java8/analytics/pom.xml b/appengine-java8/analytics/pom.xml
index 84df96c2fc2..de4fa401d07 100644
--- a/appengine-java8/analytics/pom.xml
+++ b/appengine-java8/analytics/pom.xml
@@ -85,7 +85,7 @@
     <dependency>
       <groupId>org.mockito</groupId>
       <artifactId>mockito-core</artifactId>
-      <version>2.12.0</version>
+      <version>2.13.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>
diff --git a/appengine-java8/taskqueues-deferred/pom.xml b/appengine-java8/taskqueues-deferred/pom.xml
index 516d51326c5..afa5a41fb65 100644
--- a/appengine-java8/taskqueues-deferred/pom.xml
+++ b/appengine-java8/taskqueues-deferred/pom.xml
@@ -65,7 +65,7 @@
     <dependency>
       <groupId>org.mockito</groupId>
       <artifactId>mockito-core</artifactId>
-      <version>2.12.0</version>
+      <version>2.13.0</version>
     </dependency>
     <dependency>
       <groupId>com.google.appengine</groupId>
diff --git a/appengine/firebase-tictactoe/pom.xml b/appengine/firebase-tictactoe/pom.xml
index 743a055aa3a..a7c74a69c68 100644
--- a/appengine/firebase-tictactoe/pom.xml
+++ b/appengine/firebase-tictactoe/pom.xml
@@ -55,7 +55,7 @@
        <dependency>
            <groupId>org.mockito</groupId>
            <artifactId>mockito-core</artifactId>
-           <version>2.12.0</version>
+           <version>2.13.0</version>
        </dependency>
        <dependency>
          <groupId>com.google.appengine</groupId>
diff --git a/appengine/pom.xml b/appengine/pom.xml
index 667fc4c3242..94cd282cf85 100644
--- a/appengine/pom.xml
+++ b/appengine/pom.xml
@@ -113,7 +113,7 @@
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
-            <version>2.12.0</version>
+            <version>2.13.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
diff --git a/appengine/taskqueue/defer-samples/pom.xml b/appengine/taskqueue/defer-samples/pom.xml
index 3cdf0801626..f9b45850af7 100644
--- a/appengine/taskqueue/defer-samples/pom.xml
+++ b/appengine/taskqueue/defer-samples/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
-            <version>2.12.0</version>
+            <version>2.13.0</version>
         </dependency>
         <dependency>
             <groupId>com.google.appengine</groupId>
diff --git a/flexible/cloud-tasks/pom.xml b/flexible/cloud-tasks/pom.xml
index e390a9fb2db..1b1092484c5 100644
--- a/flexible/cloud-tasks/pom.xml
+++ b/flexible/cloud-tasks/pom.xml
@@ -43,7 +43,7 @@
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-cloudtasks</artifactId>
-      <version>v2beta2-rev20-1.23.0</version>
+      <version>v2beta2-rev21-1.23.0</version>
     </dependency>
     <dependency>
       <groupId>com.google.appengine</groupId>
diff --git a/pom.xml b/pom.xml
index 86668e917fd..4ad9de0c0ed 100644
--- a/pom.xml
+++ b/pom.xml
@@ -118,7 +118,7 @@
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>
-            <version>2.12.0</version>
+            <version>2.13.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>