diff --git a/plugins/org.eclipse.dd.dsf.debug/src/org/eclipse/dd/dsf/debug/service/IRunControl.java b/plugins/org.eclipse.dd.dsf.debug/src/org/eclipse/dd/dsf/debug/service/IRunControl.java
index 1b1c5e50454..a7f5b14bab8 100644
--- a/plugins/org.eclipse.dd.dsf.debug/src/org/eclipse/dd/dsf/debug/service/IRunControl.java
+++ b/plugins/org.eclipse.dd.dsf.debug/src/org/eclipse/dd/dsf/debug/service/IRunControl.java
@@ -44,7 +44,7 @@ public interface IRunControl extends IDMService
     public interface IContainerDMContext extends IExecutionDMContext {}
 
     /** Flag indicating reason context state change. */
-    public enum StateChangeReason { UNKNOWN, USER_REQUEST, STEP, BREAKPOINT, EXCEPTION, CONTAINER, WATCHPOINT, SIGNAL, SHAREDLIB, ERROR };
+    public enum StateChangeReason { UNKNOWN, USER_REQUEST, STEP, BREAKPOINT, EXCEPTION, CONTAINER, WATCHPOINT, SIGNAL, SHAREDLIB, ERROR, EVALUATION };
         
     /**
      * Indicates that the given thread has suspended.