diff --git a/src/vs/base/browser/ui/findinput/findInput.ts b/src/vs/base/browser/ui/findinput/findInput.ts
index 50116b7f9d3..df0567032a3 100644
--- a/src/vs/base/browser/ui/findinput/findInput.ts
+++ b/src/vs/base/browser/ui/findinput/findInput.ts
@@ -286,6 +286,7 @@ export class FindInput extends Widget {
 	private setInputWidth(): void {
 		let w = this.width - this.caseSensitive.width() - this.wholeWords.width() - this.regex.width();
 		this.inputBox.width = w;
+		this.inputBox.layout();
 	}
 
 	private buildDomNode(appendCaseSensitiveLabel: string, appendWholeWordsLabel: string, appendRegexLabel: string, history: string[], flexibleHeight: boolean): void {
diff --git a/src/vs/workbench/parts/search/browser/searchWidget.ts b/src/vs/workbench/parts/search/browser/searchWidget.ts
index 689933f925f..3f228237292 100644
--- a/src/vs/workbench/parts/search/browser/searchWidget.ts
+++ b/src/vs/workbench/parts/search/browser/searchWidget.ts
@@ -167,6 +167,7 @@ export class SearchWidget extends Widget {
 	public setWidth(width: number) {
 		this.searchInput.setWidth(width);
 		this.replaceInput.width = width - 28;
+		this.replaceInput.layout();
 	}
 
 	public clear() {