diff --git a/pom.xml b/pom.xml
index d1497fd..c48dedb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -30,7 +30,7 @@
         <dependency>
             <groupId>org.antlr</groupId>
             <artifactId>antlr4-runtime</artifactId>
-            <version>4.9.3</version>
+            <version>4.11.1</version>
         </dependency>
         <dependency>
             <groupId>info.picocli</groupId>