diff --git a/src/vs/workbench/contrib/extensions/node/extensionsWorkbenchService.ts b/src/vs/workbench/contrib/extensions/node/extensionsWorkbenchService.ts
index 644eab55753efdf2d86e681254842870597f44bf..67c0c41748838ced3625d535359a959d0d3680b3 100644
--- a/src/vs/workbench/contrib/extensions/node/extensionsWorkbenchService.ts
+++ b/src/vs/workbench/contrib/extensions/node/extensionsWorkbenchService.ts
@@ -888,7 +888,6 @@ export class ExtensionsWorkbenchService implements IExtensionsWorkbenchService,
 
 		let extension: Extension | undefined = installingExtension ? installingExtension : zipPath ? new Extension(this.galleryService, this.stateProvider, local, undefined, this.telemetryService, this.logService, this.fileService) : undefined;
 		if (extension) {
-			extension.gallery = gallery;
 			if (local) {
 				const installed = this.installed.filter(e => areSameExtensions(e.identifier, extension!.identifier))[0];
 				if (installed) {
@@ -897,6 +896,7 @@ export class ExtensionsWorkbenchService implements IExtensionsWorkbenchService,
 					this.installed.push(extension);
 				}
 				extension.local = local;
+				extension.gallery = gallery;
 			}
 		}
 		this._onChange.fire(error ? undefined : extension);