diff --git a/server/integration/testsuite/src/test/java/org/infinispan/server/test/jgroups/auth/AuthAndEncryptProtocolTest.java b/server/integration/testsuite/src/test/java/org/infinispan/server/test/jgroups/auth/AuthAndEncryptProtocolTest.java
index <HASH>..<HASH> 100644
--- a/server/integration/testsuite/src/test/java/org/infinispan/server/test/jgroups/auth/AuthAndEncryptProtocolTest.java
+++ b/server/integration/testsuite/src/test/java/org/infinispan/server/test/jgroups/auth/AuthAndEncryptProtocolTest.java
@@ -74,7 +74,7 @@ public class AuthAndEncryptProtocolTest {
     }
 
     @WithRunningServer(COORDINATOR_NODE)
-    @Test
+    @Test(group = "unstable", description = "ISPN-4164")
     public void testFriendlyNodeCanJoin() throws Exception {
         try {
             controller.start(JOINING_NODE_FRIEND);
@@ -105,7 +105,7 @@ public class AuthAndEncryptProtocolTest {
     }
 
     @WithRunningServer(COORDINATOR_NODE_NO_ENCRYPT)
-    @Test
+    @Test(group = "unstable", description = "ISPN-4164")
     public void testAlienNodeCannotJoin() throws Exception {
         try {
             controller.start(JOINING_NODE_ALIEN);
@@ -115,4 +115,4 @@ public class AuthAndEncryptProtocolTest {
             controller.stop(JOINING_NODE_ALIEN);
         }
     }
-}
\ No newline at end of file
+}
ISPN-<I> AuthAndEncryptProtocolTest fails

Temporarily disable the test.