diff --git a/src/vs/workbench/contrib/debug/browser/baseDebugView.ts b/src/vs/workbench/contrib/debug/browser/baseDebugView.ts
index 843733b21c3..47ec578504a 100644
--- a/src/vs/workbench/contrib/debug/browser/baseDebugView.ts
+++ b/src/vs/workbench/contrib/debug/browser/baseDebugView.ts
@@ -103,7 +103,8 @@ export function renderVariable(variable: Variable, data: IVariableTemplateData,
 			text += ':';
 		}
 		data.label.set(text, highlights, variable.type ? variable.type : variable.name);
-		data.name.classList.toggle('virtual', !!variable.presentationHint && variable.presentationHint.kind === 'virtual');
+		data.name.classList.toggle('virtual', variable.presentationHint?.kind === 'virtual');
+		data.name.classList.toggle('internal', variable.presentationHint?.visibility === 'internal');
 	} else if (variable.value && typeof variable.name === 'string' && variable.name) {
 		data.label.set(':');
 	}
diff --git a/src/vs/workbench/contrib/debug/browser/media/debug.contribution.css b/src/vs/workbench/contrib/debug/browser/media/debug.contribution.css
index d5b00ef2784..dce0bd9ab47 100644
--- a/src/vs/workbench/contrib/debug/browser/media/debug.contribution.css
+++ b/src/vs/workbench/contrib/debug/browser/media/debug.contribution.css
@@ -110,6 +110,10 @@
 	opacity: 0.5;
 }
 
+.monaco-workbench .monaco-list-row .expression .name.internal {
+	opacity: 0.5;
+}
+
 .monaco-workbench .monaco-list-row .expression .unavailable {
 	font-style: italic;
 }