diff --git a/openjdk/excludes/ProblemList_openjdk21-openj9.txt b/openjdk/excludes/ProblemList_openjdk21-openj9.txt
index 9d9002c065..f1134e7199 100644
--- a/openjdk/excludes/ProblemList_openjdk21-openj9.txt
+++ b/openjdk/excludes/ProblemList_openjdk21-openj9.txt
@@ -417,6 +417,7 @@ sun/security/util/math/TestIntegerModuloP.java	https://github.com/eclipse-openj9
 # jdk_security4
 
 sun/security/krb5/auto/Cleaners.java https://github.com/eclipse-openj9/openj9/issues/16248 aix-all
+sun/security/krb5/auto/NoAddresses.java https://github.com/adoptium/aqa-tests/issues/4566 z/OS-s390x
 
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