diff --git a/pom.xml b/pom.xml
index b3b66f8..fe15f96 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,6 +31,12 @@
 			<version>4.1</version>
 		</dependency>
 		<dependency>
+			<groupId>org.antlr</groupId>
+			<artifactId>antlr-runtime</artifactId>
+			<version>3.5</version>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
 			<groupId>com.google.guava</groupId>
 			<artifactId>guava</artifactId>
 			<version>15.0</version>