diff --git a/acl/src/test/java/org/springframework/security/acls/expression/AclPermissionEvaluatorTests.java b/acl/src/test/java/org/springframework/security/acls/expression/AclPermissionEvaluatorTests.java
index fa9a5e77d9..feb520af37 100644
--- a/acl/src/test/java/org/springframework/security/acls/expression/AclPermissionEvaluatorTests.java
+++ b/acl/src/test/java/org/springframework/security/acls/expression/AclPermissionEvaluatorTests.java
@@ -1,12 +1,10 @@
 package org.springframework.security.acls.expression;
 
 import static org.junit.Assert.assertTrue;
+import static org.mockito.Mockito.*;
 
 import java.util.List;
 
-import org.jmock.Expectations;
-import org.jmock.Mockery;
-import org.jmock.integration.junit4.JUnit4Mockery;
 import org.junit.Before;
 import org.junit.Test;
 import org.springframework.security.acls.Acl;
@@ -24,7 +22,6 @@ import org.springframework.security.core.Authentication;
  * @since 2.5
  */
 public class AclPermissionEvaluatorTests {
-    Mockery jmock = new JUnit4Mockery();
     Authentication user;
     private AclService service;
     private ObjectIdentityRetrievalStrategy oidStrategy;
@@ -32,28 +29,22 @@ public class AclPermissionEvaluatorTests {
 
     @Before
     public void setup() throws Exception {
-        user = jmock.mock(Authentication.class);
-        service = jmock.mock(AclService.class);
-        oidStrategy = jmock.mock(ObjectIdentityRetrievalStrategy.class);
-        sidStrategy = jmock.mock(SidRetrievalStrategy.class);
+        user = mock(Authentication.class);
+        service = mock(AclService.class);
+        oidStrategy = mock(ObjectIdentityRetrievalStrategy.class);
+        sidStrategy = mock(SidRetrievalStrategy.class);
     }
 
     @Test
+    @SuppressWarnings("unchecked")
     public void hasPermissionReturnsTrueIfAclGrantsPermission() throws Exception {
         AclPermissionEvaluator pe = new AclPermissionEvaluator(service);
-        final Acl acl = jmock.mock(Acl.class);
+        final Acl acl = mock(Acl.class);
         pe.setObjectIdentityRetrievalStrategy(oidStrategy);
         pe.setSidRetrievalStrategy(sidStrategy);
 
-        jmock.checking(new Expectations() {{
-            ignoring(user);
-            ignoring(oidStrategy);
-            ignoring(sidStrategy);
-            oneOf(service).readAclById(with(any(ObjectIdentity.class)), with(any(List.class)));
-                will(returnValue(acl));
-            oneOf(acl).isGranted(with(any(List.class)), with(any(List.class)), with(equal(false)));
-                will(returnValue(true));
-        }});
+        when(service.readAclById(any(ObjectIdentity.class), any(List.class))).thenReturn(acl);
+        when(acl.isGranted(any(List.class), any(List.class), false)).thenReturn(true);
 
         assertTrue(pe.hasPermission(user, new Object(), "READ"));
     }