diff --git a/jenkins/client/approved_scripts.yml b/jenkins/client/approved_scripts.yml
index dfcf9ac..c672e25 100644
--- a/jenkins/client/approved_scripts.yml
+++ b/jenkins/client/approved_scripts.yml
@@ -141,3 +141,4 @@
         - staticMethod org.codehaus.groovy.runtime.DefaultGroovyMethods toSorted java.lang.Iterable
         - staticMethod org.codehaus.groovy.runtime.DefaultGroovyMethods intersect java.util.List java.lang.Iterable
         - staticMethod org.codehaus.groovy.runtime.DefaultGroovyMethods reverse java.util.List
+        - staticMethod org.codehaus.groovy.runtime.DefaultGroovyMethods getAt java.util.Collection java.lang.String