diff --git a/testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/client/RegistrationAccessTokenTest.java b/testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/client/RegistrationAccessTokenTest.java
index 23de485b8e..491470ebfe 100644
--- a/testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/client/RegistrationAccessTokenTest.java
+++ b/testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/client/RegistrationAccessTokenTest.java
@@ -49,6 +49,14 @@ public class RegistrationAccessTokenTest extends AbstractClientRegistrationTest
 
         client = createClient(c);
 
+        c = new ClientRepresentation();
+        c.setEnabled(true);
+        c.setClientId("SomeOtherClient");
+        c.setSecret("RegistrationAccessTokenTestClientSecret");
+        c.setRootUrl("http://root");
+
+        createClient(c);
+
         reg.auth(Auth.token(client.getRegistrationAccessToken()));
     }
 
@@ -81,6 +89,24 @@ public class RegistrationAccessTokenTest extends AbstractClientRegistrationTest
         assertRead(client.getClientId(), rep.getRegistrationAccessToken(), true);
     }
 
+    @Test
+    public void getClientWrongClient() throws ClientRegistrationException {
+        try {
+            reg.get("SomeOtherClient");
+        } catch (ClientRegistrationException e) {
+            assertEquals(401, ((HttpErrorException) e.getCause()).getStatusLine().getStatusCode());
+        }
+    }
+
+    @Test
+    public void getClientMissingClient() throws ClientRegistrationException {
+        try {
+            reg.get("nosuch");
+        } catch (ClientRegistrationException e) {
+            assertEquals(401, ((HttpErrorException) e.getCause()).getStatusLine().getStatusCode());
+        }
+    }
+
     @Test
     public void getClientWithBadRegistrationToken() throws ClientRegistrationException {
         reg.auth(Auth.token("invalid"));