diff --git a/packages/workspace/src/browser/workspace-commands.ts b/packages/workspace/src/browser/workspace-commands.ts
index 92095008d848a..37e73007ac7e6 100644
--- a/packages/workspace/src/browser/workspace-commands.ts
+++ b/packages/workspace/src/browser/workspace-commands.ts
@@ -345,8 +345,8 @@ export class WorkspaceCommandContribution implements CommandContribution {
                 this.openers = await this.openerService.getOpeners();
             });
         }
-        const openers = await this.openerService.getOpeners();
-        for (const opener of openers) {
+        this.openers = await this.openerService.getOpeners();
+        for (const opener of this.openers) {
             const openWithCommand = WorkspaceCommands.FILE_OPEN_WITH(opener);
             registry.registerCommand(openWithCommand, this.newUriAwareCommandHandler({
                 execute: uri => opener.open(uri),