diff --git a/src/vs/workbench/parts/outline/electron-browser/outlinePanel.ts b/src/vs/workbench/parts/outline/electron-browser/outlinePanel.ts
index 9942d6be35f08c0da341e8262e53aaa2a62e85f7..7b81fda2a42ff823c2d4279a19ef03b4313f4322 100644
--- a/src/vs/workbench/parts/outline/electron-browser/outlinePanel.ts
+++ b/src/vs/workbench/parts/outline/electron-browser/outlinePanel.ts
@@ -548,7 +548,7 @@ export class OutlinePanel extends ViewletPanel {
 		}
 
 		this._input.enable();
-		this.layoutBody();
+		this.layoutBody(this._cachedHeight);
 
 		// transfer focus from domNode to the tree
 		if (this._domNode === document.activeElement) {