diff --git a/dsf/org.eclipse.cdt.dsf.ui/src/org/eclipse/cdt/dsf/debug/ui/sourcelookup/DsfSourceDisplayAdapter.java b/dsf/org.eclipse.cdt.dsf.ui/src/org/eclipse/cdt/dsf/debug/ui/sourcelookup/DsfSourceDisplayAdapter.java
index 5351e506ced..d2c9f815c51 100644
--- a/dsf/org.eclipse.cdt.dsf.ui/src/org/eclipse/cdt/dsf/debug/ui/sourcelookup/DsfSourceDisplayAdapter.java
+++ b/dsf/org.eclipse.cdt.dsf.ui/src/org/eclipse/cdt/dsf/debug/ui/sourcelookup/DsfSourceDisplayAdapter.java
@@ -43,6 +43,7 @@ import org.eclipse.cdt.dsf.debug.service.IRunControl.StateChangeReason;
 import org.eclipse.cdt.dsf.debug.service.IStack;
 import org.eclipse.cdt.dsf.debug.service.IStack.IFrameDMContext;
 import org.eclipse.cdt.dsf.debug.service.IStack.IFrameDMData;
+import org.eclipse.cdt.dsf.debug.service.command.ICommandControlService;
 import org.eclipse.cdt.dsf.debug.sourcelookup.DsfSourceLookupParticipant;
 import org.eclipse.cdt.dsf.debug.ui.viewmodel.SteppingController;
 import org.eclipse.cdt.dsf.debug.ui.viewmodel.SteppingController.ISteppingControlParticipant;
@@ -986,6 +987,28 @@ public class DsfSourceDisplayAdapter implements ISourceDisplay, ISteppingControl
 		startAnnotationClearingJob(e.getDMContext());
 	}
 
+	/**
+	 * @noreference This method is not intended to be referenced by clients.
+	 */
+	@DsfServiceEventHandler
+	public void eventDispatched(final ICommandControlService.ICommandControlRefreshAllDMEvent e) {
+		if (DEBUG) {
+			System.out.println("[DsfSourceDisplayAdapter] eventDispatched e=" + e); //$NON-NLS-1$
+		}
+		// trigger source display immediately (should be optional?)
+		Display.getDefault().asyncExec(() -> {
+			Object context = DebugUITools.getDebugContext();
+			if (context instanceof IDMVMContext) {
+				final IDMContext dmc = ((IDMVMContext) context).getDMContext();
+				if (dmc instanceof IFrameDMContext && DMContexts.isAncestorOf(dmc, e.getDMContext())) {
+					IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
+					doDisplaySource((IFrameDMContext) dmc, page, false, true);
+					return;
+				}
+			}
+		});
+	}
+
 	@DsfServiceEventHandler
 	public void eventDispatched(final IRunControl.ISuspendedDMEvent e) {
 		updateStepTiming();