diff --git a/spring-webflow/src/main/java/org/springframework/webflow/expression/el/ImplicitFlowVariableELResolver.java b/spring-webflow/src/main/java/org/springframework/webflow/expression/el/ImplicitFlowVariableELResolver.java
index 3c606ac9..5205a967 100644
--- a/spring-webflow/src/main/java/org/springframework/webflow/expression/el/ImplicitFlowVariableELResolver.java
+++ b/spring-webflow/src/main/java/org/springframework/webflow/expression/el/ImplicitFlowVariableELResolver.java
@@ -38,6 +38,7 @@ import org.springframework.webflow.execution.RequestContextHolder;
  * requestParameters
  * requestScope
  * flashScope
+ * viewScope
  * flowScope
  * conversationScope
  * messageContext