diff --git a/cass.rollup/pom.xml b/cass.rollup/pom.xml
index 2ea03d824..20213e215 100644
--- a/cass.rollup/pom.xml
+++ b/cass.rollup/pom.xml
@@ -45,7 +45,7 @@
 			<plugin>
 				<groupId>org.antlr</groupId>
 				<artifactId>antlr4-maven-plugin</artifactId>
-				<version>4.8-1</version>
+				<version>4.9.1</version>
 				<executions>
 					<execution>
 						<goals>