diff --git a/pom.xml b/pom.xml
index dff9914..dca8f78 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
             <dependency>
                 <groupId>com.beust</groupId>
                 <artifactId>jcommander</artifactId>
-                <version>1.72</version>
+                <version>1.81</version>
             </dependency>
             <dependency>
                 <groupId>com.esotericsoftware</groupId>
diff --git a/repl/pom.xml b/repl/pom.xml
index 0f41fe8..7549dce 100644
--- a/repl/pom.xml
+++ b/repl/pom.xml
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>com.beust</groupId>
             <artifactId>jcommander</artifactId>
-            <version>1.72</version>
+            <version>1.81</version>
         </dependency>
         <dependency>
             <groupId>org.antlr</groupId>