diff --git a/examples/pom.xml b/examples/pom.xml
index 43496dbae..36868b46b 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -30,7 +30,7 @@
     <dependency>
       <groupId>commons-cli</groupId>
       <artifactId>commons-cli</artifactId>
-      <version>1.8.0</version>
+      <version>1.9.0</version>
     </dependency>
     <dependency>
       <groupId>io.grpc</groupId>
diff --git a/sdk-actors/pom.xml b/sdk-actors/pom.xml
index 4ea99c63c..954b43808 100644
--- a/sdk-actors/pom.xml
+++ b/sdk-actors/pom.xml
@@ -45,7 +45,7 @@
     <dependency>
       <groupId>commons-cli</groupId>
       <artifactId>commons-cli</artifactId>
-      <version>1.4</version>
+      <version>1.9.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>
diff --git a/sdk-tests/pom.xml b/sdk-tests/pom.xml
index 8e2bc4f70..052f763c2 100644
--- a/sdk-tests/pom.xml
+++ b/sdk-tests/pom.xml
@@ -52,7 +52,7 @@
     <dependency>
       <groupId>commons-cli</groupId>
       <artifactId>commons-cli</artifactId>
-      <version>1.4</version>
+      <version>1.9.0</version>
     </dependency>
     <dependency>
       <groupId>io.grpc</groupId>
diff --git a/sdk/pom.xml b/sdk/pom.xml
index 04d4fc76b..f10559070 100644
--- a/sdk/pom.xml
+++ b/sdk/pom.xml
@@ -69,7 +69,7 @@
     <dependency>
       <groupId>commons-cli</groupId>
       <artifactId>commons-cli</artifactId>
-      <version>1.4</version>
+      <version>1.9.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>