diff --git a/pom.xml b/pom.xml
index 4f8d161..cbc03f9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -106,7 +106,7 @@
 		<dependency>
 			<groupId>org.z3950.zing</groupId>
 			<artifactId>cql-java</artifactId>
-			<version>1.12</version>
+			<version>1.13</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>