diff --git a/spring-faces/src/test/java/org/springframework/faces/webflow/JsfViewFactoryTests.java b/spring-faces/src/test/java/org/springframework/faces/webflow/JsfViewFactoryTests.java
index bbe84a1f..643f9e48 100644
--- a/spring-faces/src/test/java/org/springframework/faces/webflow/JsfViewFactoryTests.java
+++ b/spring-faces/src/test/java/org/springframework/faces/webflow/JsfViewFactoryTests.java
@@ -26,6 +26,7 @@ import org.springframework.mock.web.MockServletContext;
 import org.springframework.webflow.core.collection.AttributeMap;
 import org.springframework.webflow.core.collection.LocalAttributeMap;
 import org.springframework.webflow.core.collection.LocalParameterMap;
+import org.springframework.webflow.core.collection.MutableAttributeMap;
 import org.springframework.webflow.definition.FlowDefinition;
 import org.springframework.webflow.definition.StateDefinition;
 import org.springframework.webflow.execution.RequestContext;
@@ -235,7 +236,7 @@ public class JsfViewFactoryTests extends TestCase {
 			throw new UnsupportedOperationException("Auto-generated method stub");
 		}
 
-		public AttributeMap getAttributes() {
+		public MutableAttributeMap getAttributes() {
 			throw new UnsupportedOperationException("Auto-generated method stub");
 		}
 
diff --git a/spring-faces/src/test/java/org/springframework/faces/webflow/JsfViewTests.java b/spring-faces/src/test/java/org/springframework/faces/webflow/JsfViewTests.java
index 93d5d437..61deb7a2 100644
--- a/spring-faces/src/test/java/org/springframework/faces/webflow/JsfViewTests.java
+++ b/spring-faces/src/test/java/org/springframework/faces/webflow/JsfViewTests.java
@@ -18,7 +18,6 @@ import org.apache.shale.test.mock.MockResponseWriter;
 import org.apache.shale.test.mock.MockStateManager;
 import org.easymock.EasyMock;
 import org.springframework.faces.ui.AjaxViewRoot;
-import org.springframework.webflow.core.collection.AttributeMap;
 import org.springframework.webflow.core.collection.LocalAttributeMap;
 import org.springframework.webflow.core.collection.MutableAttributeMap;
 import org.springframework.webflow.definition.FlowDefinition;
@@ -264,7 +263,7 @@ public class JsfViewTests extends TestCase {
 
 	private class ModalViewState implements StateDefinition {
 
-		AttributeMap attrs = new LocalAttributeMap();
+		MutableAttributeMap attrs = new LocalAttributeMap();
 
 		public ModalViewState() {
 			attrs.asMap().put("modal", Boolean.TRUE);
@@ -278,7 +277,7 @@ public class JsfViewTests extends TestCase {
 			throw new UnsupportedOperationException("Auto-generated method stub");
 		}
 
-		public AttributeMap getAttributes() {
+		public MutableAttributeMap getAttributes() {
 			return attrs;
 		}