diff --git a/pom.xml b/pom.xml
index 7e426d8..b56583d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -44,6 +44,11 @@
             <version>1.18.10</version>
             <optional>true</optional>
         </dependency>
+        <dependency>
+             <groupId>org.antlr</groupId>
+             <artifactId>antlr-complete</artifactId>
+             <version>3.5.2</version>
+         </dependency>
     </dependencies>
 
     <build>
@@ -55,4 +60,4 @@
         </plugins>
     </build>
 
-</project>
\ No newline at end of file
+</project>