diff --git a/client/pom.xml b/client/pom.xml
index 6d5a812..1febb00 100644
--- a/client/pom.xml
+++ b/client/pom.xml
@@ -51,7 +51,7 @@
     <dependency>
       <groupId>com.google.guava</groupId>
       <artifactId>guava</artifactId>
-      <version>33.5.0-jre</version>
+      <version>33.6.0-jre</version>
     </dependency>
     <dependency>
       <groupId>io.leonard</groupId>
diff --git a/pom.xml b/pom.xml
index 1acda97..eb44d3a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
     <maven.compiler.source>21</maven.compiler.source>
     <maven.compiler.target>21</maven.compiler.target>
     <junit.version>6.0.3</junit.version>
-    <jackson.version>2.21.1</jackson.version>
+    <jackson.version>2.21.2</jackson.version>
   </properties>
   <licenses>
     <license>
@@ -83,7 +83,7 @@
       <plugin>
         <groupId>com.diffplug.spotless</groupId>
         <artifactId>spotless-maven-plugin</artifactId>
-        <version>3.2.1</version>
+        <version>3.4.0</version>
         <configuration>
           <!-- define a language-specific format -->
           <java>