diff --git a/src/vs/workbench/parts/files/browser/views/explorerView.ts b/src/vs/workbench/parts/files/browser/views/explorerView.ts
index 8c5da16ed03e981b228e8199af1da9e8bd7252b2..13266ed94c7a34406764225077a4f93ff215be1a 100644
--- a/src/vs/workbench/parts/files/browser/views/explorerView.ts
+++ b/src/vs/workbench/parts/files/browser/views/explorerView.ts
@@ -716,7 +716,7 @@ export class ExplorerView extends CollapsibleViewletView {
 				// Drop those path which are parents of the current one
 				for (let i = resolvedDirectories.length - 1; i >= 0; i--) {
 					const resource = resolvedDirectories[i];
-					if (stat.resource.toString().indexOf(resource.toString()) === 0) {
+					if (paths.isEqualOrParent(stat.resource.fsPath, resource.fsPath)) {
 						resolvedDirectories.splice(i);
 					}
 				}