diff --git a/repl/pom.xml b/repl/pom.xml
index 0f41fe8..4b376a8 100644
--- a/repl/pom.xml
+++ b/repl/pom.xml
@@ -14,7 +14,7 @@
     <name>Neo4j Cypher Workshop Framework</name>
 
     <properties>
-        <antlr.version>4.6</antlr.version>
+        <antlr.version>4.9.3</antlr.version>
         <antlr4.generated.dir>${project.build.directory}/antlr</antlr4.generated.dir>
     </properties>