diff --git a/plugins/org.eclipse.dd.dsf.debug/src/org/eclipse/dd/dsf/debug/service/command/ICommand.java b/plugins/org.eclipse.dd.dsf.debug/src/org/eclipse/dd/dsf/debug/service/command/ICommand.java
index 0b67c7cc1b3..1e6a2520705 100644
--- a/plugins/org.eclipse.dd.dsf.debug/src/org/eclipse/dd/dsf/debug/service/command/ICommand.java
+++ b/plugins/org.eclipse.dd.dsf.debug/src/org/eclipse/dd/dsf/debug/service/command/ICommand.java
@@ -30,7 +30,7 @@ public interface ICommand<V extends ICommandResult> {
      * 
      * @return newly created command, or null if command cannot be coalesced
      */
-    public ICommand<? extends ICommandResult> coalesceWith( ICommand<?> command );
+    public ICommand<? extends ICommandResult> coalesceWith( ICommand<? extends ICommandResult> command );
 }