diff --git a/authz/policy/common/src/main/java/org/keycloak/authorization/policy/provider/client/ClientPolicyProvider.java b/authz/policy/common/src/main/java/org/keycloak/authorization/policy/provider/client/ClientPolicyProvider.java
index 253d9b6cbb..ec84bbcac1 100644
--- a/authz/policy/common/src/main/java/org/keycloak/authorization/policy/provider/client/ClientPolicyProvider.java
+++ b/authz/policy/common/src/main/java/org/keycloak/authorization/policy/provider/client/ClientPolicyProvider.java
@@ -1,18 +1,23 @@
 package org.keycloak.authorization.policy.provider.client;
 
+import org.keycloak.authorization.AuthorizationProvider;
 import org.keycloak.authorization.model.Policy;
 import org.keycloak.authorization.policy.evaluation.Evaluation;
 import org.keycloak.authorization.policy.evaluation.EvaluationContext;
 import org.keycloak.authorization.policy.provider.PolicyProvider;
+import org.keycloak.models.ClientModel;
+import org.keycloak.models.RealmModel;
 
 import static org.keycloak.authorization.policy.provider.client.ClientPolicyProviderFactory.getClients;
 
 public class ClientPolicyProvider implements PolicyProvider {
 
     private final Policy policy;
+    private final AuthorizationProvider authorization;
 
-    public ClientPolicyProvider(Policy policy) {
+    public ClientPolicyProvider(Policy policy, AuthorizationProvider authorization) {
         this.policy = policy;
+        this.authorization = authorization;
     }
 
     @Override
@@ -22,7 +27,8 @@ public class ClientPolicyProvider implements PolicyProvider {
 
         if (clients.length > 0) {
             for (String client : clients) {
-                if (context.getAttributes().containsValue("kc.client.id", client)) {
+                ClientModel clientModel = getCurrentRealm().getClientById(client);
+                if (context.getAttributes().containsValue("kc.client.id", clientModel.getClientId())) {
                     evaluation.grant();
                     return;
                 }
@@ -34,4 +40,8 @@ public class ClientPolicyProvider implements PolicyProvider {
     public void close() {
 
     }
+
+    private RealmModel getCurrentRealm() {
+        return this.authorization.getKeycloakSession().getContext().getRealm();
+    }
 }
diff --git a/authz/policy/common/src/main/java/org/keycloak/authorization/policy/provider/client/ClientPolicyProviderFactory.java b/authz/policy/common/src/main/java/org/keycloak/authorization/policy/provider/client/ClientPolicyProviderFactory.java
index 9cf33487fe..e800a5bd50 100644
--- a/authz/policy/common/src/main/java/org/keycloak/authorization/policy/provider/client/ClientPolicyProviderFactory.java
+++ b/authz/policy/common/src/main/java/org/keycloak/authorization/policy/provider/client/ClientPolicyProviderFactory.java
@@ -32,7 +32,7 @@ public class ClientPolicyProviderFactory implements PolicyProviderFactory {
 
     @Override
     public PolicyProvider create(Policy policy, AuthorizationProvider authorization) {
-        return new ClientPolicyProvider(policy);
+        return new ClientPolicyProvider(policy, authorization);
     }
 
     @Override
diff --git a/testsuite/integration/src/test/java/org/keycloak/testsuite/authorization/ResourcePermissionManagementTest.java b/testsuite/integration/src/test/java/org/keycloak/testsuite/authorization/ResourcePermissionManagementTest.java
index 58f9a08c22..9ecbc3d992 100644
--- a/testsuite/integration/src/test/java/org/keycloak/testsuite/authorization/ResourcePermissionManagementTest.java
+++ b/testsuite/integration/src/test/java/org/keycloak/testsuite/authorization/ResourcePermissionManagementTest.java
@@ -392,7 +392,7 @@ public class ResourcePermissionManagementTest extends AbstractPhotozAdminTest {
 
             List<String> clientIds = new ArrayList<>();
             for (ClientModel client : allowedClients) {
-                clientIds.add(client.getClientId());
+                clientIds.add(client.getId());
             }
 
             String[] clients = clientIds.toArray(new String[clientIds.size()]);