diff --git a/appengine_init/pom.xml b/appengine_init/pom.xml
index 4edc12d8..2945c688 100644
--- a/appengine_init/pom.xml
+++ b/appengine_init/pom.xml
@@ -57,7 +57,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>buildnumber-maven-plugin</artifactId>
-                <version>3.2.1</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <id>create-buildnumber</id>
diff --git a/applications/proberapp/pom.xml b/applications/proberapp/pom.xml
index 8504497a..93b15602 100644
--- a/applications/proberapp/pom.xml
+++ b/applications/proberapp/pom.xml
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>com.google.cloud</groupId>
             <artifactId>google-cloud-spanner</artifactId>
-            <version>6.106.0</version>
+            <version>6.107.0</version>
         </dependency>
         <dependency>
             <groupId>com.google.appengine</groupId>
diff --git a/pom.xml b/pom.xml
index bd0c596b..db5904ca 100644
--- a/pom.xml
+++ b/pom.xml
@@ -626,7 +626,7 @@
       <dependency>
         <groupId>com.fasterxml.jackson.core</groupId>
         <artifactId>jackson-core</artifactId>
-        <version>2.20.1</version>
+        <version>2.21.0</version>
       </dependency>
       <dependency>
         <groupId>joda-time</groupId>
@@ -746,7 +746,7 @@
      <plugin>
           <groupId>org.codehaus.mojo</groupId>
           <artifactId>versions-maven-plugin</artifactId>
-          <version>2.20.1</version>
+          <version>2.21.0</version>
          <configuration>
             <rulesUri>file:///${session.executionRootDirectory}/maven-version-rules.xml</rulesUri>
             <generateBackupPoms>false</generateBackupPoms>
@@ -852,7 +852,7 @@
         <plugin>
            <groupId>org.codehaus.mojo</groupId>
            <artifactId>javacc-maven-plugin</artifactId>
-           <version>3.1.1</version>
+           <version>3.2.0</version>
         </plugin>
         <plugin>
           <groupId>org.codehaus.mojo</groupId>
@@ -905,7 +905,7 @@
         <!-- Call mvn versions:display-plugin-updates -->
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>versions-maven-plugin</artifactId>
-        <version>2.20.1</version>
+        <version>2.21.0</version>
       </plugin>
     </plugins>
   </reporting>