diff --git a/authz/client/src/main/java/org/keycloak/authorization/client/resource/PermissionResource.java b/authz/client/src/main/java/org/keycloak/authorization/client/resource/PermissionResource.java
index aca7f56451..300f09fd84 100644
--- a/authz/client/src/main/java/org/keycloak/authorization/client/resource/PermissionResource.java
+++ b/authz/client/src/main/java/org/keycloak/authorization/client/resource/PermissionResource.java
@@ -237,13 +237,43 @@ public class PermissionResource {
         if (ticket.getId() == null) {
             throw new IllegalArgumentException("Permission ticket must have an id");
         }
-        Callable callable = new Callable() {
+        Callable<Void> callable = new Callable<Void>() {
             @Override
-            public Object call() throws Exception {
-                http.<List>put(serverConfiguration.getPermissionEndpoint()+"/ticket")
+            public Void call() throws Exception {
+                http.<Void>put(serverConfiguration.getPermissionEndpoint()+"/ticket")
                         .json(JsonSerialization.writeValueAsBytes(ticket))
                         .authorizationBearer(pat.call())
-                        .response().json(List.class).execute();
+                        .response()
+                        .execute();
+                return null;
+            }
+        };
+        try {
+            callable.call();
+        } catch (Exception cause) {
+            Throwables.retryAndWrapExceptionIfNecessary(callable, pat, "Error updating permission ticket", cause);
+        }
+    }
+
+    /**
+     * Deletes a permission ticket.
+     *
+     * @param ticket the permission ticket
+     */
+    public void delete(final PermissionTicketRepresentation ticket) {
+        if (ticket == null) {
+            throw new IllegalArgumentException("Permission ticket must not be null or empty");
+        }
+        if (ticket.getId() == null) {
+            throw new IllegalArgumentException("Permission ticket must have an id");
+        }
+        Callable<Void> callable = new Callable<Void>() {
+            @Override
+            public Void call() throws Exception {
+                http.<Void>delete(serverConfiguration.getPermissionEndpoint() + "/ticket/" + ticket.getId())
+                        .authorizationBearer(pat.call())
+                        .response()
+                        .execute();
                 return null;
             }
         };
diff --git a/testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/authz/UserManagedAccessTest.java b/testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/authz/UserManagedAccessTest.java
index 4eb3717d30..8454c5ea0f 100644
--- a/testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/authz/UserManagedAccessTest.java
+++ b/testsuite/integration-arquillian/tests/base/src/test/java/org/keycloak/testsuite/authz/UserManagedAccessTest.java
@@ -255,6 +255,22 @@ public class UserManagedAccessTest extends AbstractResourceServerTest {
         assertNotNull(permissions);
         assertPermissions(permissions, resource.getName(), "ScopeA", "ScopeB");
         assertTrue(permissions.isEmpty());
+
+
+        for (PermissionTicketRepresentation ticket : tickets) {
+            getAuthzClient().protection().permission().delete(ticket);
+        }
+
+        tickets = getAuthzClient().protection().permission().find(resource.getId(), null, null, null, null, null, null, null);
+
+        assertEquals(0, tickets.size());
+        try {
+
+            response = authorize("kolo", "password", resource.getId(), new String[] {"ScopeA", "ScopeB"});
+            fail("User should not have access to resource from another user");
+        } catch (AuthorizationDeniedException ade) {
+
+        }
     }
 
     @Test
@@ -513,6 +529,14 @@ public class UserManagedAccessTest extends AbstractResourceServerTest {
         for (PermissionTicketRepresentation ticket : permissionTickets) {
             assertTrue(ticket.isGranted());
         }
+
+        for (PermissionTicketRepresentation ticket : permissionTickets) {
+            permissionResource.delete(ticket);
+        }
+
+        permissionTickets = permissionResource.findByResource(resource.getId());
+
+        assertEquals(0, permissionTickets.size());
     }
 
     @Test
@@ -588,10 +612,12 @@ public class UserManagedAccessTest extends AbstractResourceServerTest {
 
         for (PermissionTicketRepresentation representation : new ArrayList<>(permissionTickets)) {
             if (representation.isGranted()) {
-                permissionTickets.remove(representation);
+                permissionResource.delete(representation);
             }
         }
 
+        permissionTickets = permissionResource.findByResource(resource.getId());
+
         assertEquals(1, permissionTickets.size());
     }