diff --git a/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/views/executables/SourceFilesViewer.java b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/views/executables/SourceFilesViewer.java
index 8f4b5bf8b9d..51c582e7d7c 100644
--- a/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/views/executables/SourceFilesViewer.java
+++ b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/views/executables/SourceFilesViewer.java
@@ -207,6 +207,7 @@ public class SourceFilesViewer extends BaseViewer implements ISourceLookupPartic
 			public IStatus runInUIThread(IProgressMonitor monitor) {
 				Object input = getInput();
 				if (input != null && input instanceof Executable) {
+					((Executable)input).setRefreshSourceFiles(true);
 					refresh(true);
 				}
 				return Status.OK_STATUS;