diff --git a/core/src/main/resources/jenkins/security/whitelisted-classes.txt b/core/src/main/resources/jenkins/security/whitelisted-classes.txt
index b1805a6bd387..f3f9080bde81 100644
--- a/core/src/main/resources/jenkins/security/whitelisted-classes.txt
+++ b/core/src/main/resources/jenkins/security/whitelisted-classes.txt
@@ -105,6 +105,7 @@ java.util.HashMap
 java.util.HashSet
 java.util.Hashtable
 java.util.ImmutableCollections$List12
+java.util.ImmutableCollections$ListN
 java.util.LinkedHashMap
 java.util.LinkedHashSet
 java.util.LinkedList