diff --git a/pom.xml b/pom.xml
index 7f834de48..2ce9d4d7d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -408,7 +408,7 @@
             <dependency>
                 <groupId>org.spockframework</groupId>
                 <artifactId>spock-core</artifactId>
-                <version>1.3-groovy-2.5</version>
+                <version>2.3-groovy-4.0</version>
                 <scope>test</scope>
             </dependency>
             <dependency>