diff --git a/gapic-generator-java-pom-parent/pom.xml b/gapic-generator-java-pom-parent/pom.xml
index 08f0aa9245..3fba962cb9 100644
--- a/gapic-generator-java-pom-parent/pom.xml
+++ b/gapic-generator-java-pom-parent/pom.xml
@@ -37,7 +37,7 @@
     <errorprone.version>2.28.0</errorprone.version>
     <j2objc-annotations.version>3.0.0</j2objc-annotations.version>
     <threetenbp.version>1.6.9</threetenbp.version>
-    <junit.version>5.10.2</junit.version>
+    <junit.version>5.10.3</junit.version>
   </properties>
 
   <developers>
diff --git a/gax-java/dependencies.properties b/gax-java/dependencies.properties
index 1dbbf5d2a1..ada6c7e591 100644
--- a/gax-java/dependencies.properties
+++ b/gax-java/dependencies.properties
@@ -86,5 +86,5 @@ maven.com_google_truth_truth=com.google.truth:truth:1.4.2
 maven.com_googlecode_java_diff_utils_diffutils=com.googlecode.java-diff-utils:diffutils:1.3.0
 maven.net_bytebuddy_byte_buddy=net.bytebuddy:byte-buddy:1.14.17
 maven.org_objenesis_objenesis=org.objenesis:objenesis:2.6
-maven.org_junit_jupiter_junit_jupiter_api=org.junit.jupiter:junit-jupiter-api:5.10.2
-maven.org_junit_jupiter_junit_jupiter_params=org.junit.jupiter:junit-jupiter-params:5.10.2
+maven.org_junit_jupiter_junit_jupiter_api=org.junit.jupiter:junit-jupiter-api:5.10.3
+maven.org_junit_jupiter_junit_jupiter_params=org.junit.jupiter:junit-jupiter-params:5.10.3
diff --git a/showcase/pom.xml b/showcase/pom.xml
index cd4641e77d..1f5dbab3d8 100644
--- a/showcase/pom.xml
+++ b/showcase/pom.xml
@@ -56,7 +56,7 @@
       <dependency>
         <groupId>org.junit</groupId>
         <artifactId>junit-bom</artifactId>
-        <version>5.10.2</version>
+        <version>5.10.3</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>