diff --git a/src/main/services/window-manager.ts b/src/main/services/window-manager.ts
index 33b6785c..c7335f8a 100644
--- a/src/main/services/window-manager.ts
+++ b/src/main/services/window-manager.ts
@@ -68,7 +68,7 @@ export class WindowManager {
       // Try to load from remote URL in production
       try {
         await window.loadURL(
-          `https://release-${this.formatVersionNumber(appVersion)}.${import.meta.env.MAIN_VITE_LAUNCHER_SUBDOMAIN}#/${hash}`
+          `https://release-v${this.formatVersionNumber(appVersion)}.${import.meta.env.MAIN_VITE_LAUNCHER_SUBDOMAIN}#/${hash}`
         );
       } catch (error) {
         // Fall back to local file if remote URL fails
diff --git a/src/main/vite-env.d.ts b/src/main/vite-env.d.ts
index c9b006d5..7b0ed536 100644
--- a/src/main/vite-env.d.ts
+++ b/src/main/vite-env.d.ts
@@ -7,7 +7,7 @@ interface ImportMetaEnv {
   readonly MAIN_VITE_CHECKOUT_URL: string;
   readonly MAIN_VITE_EXTERNAL_RESOURCES_URL: string;
   readonly MAIN_VITE_WS_URL: string;
-  readonly MAIN_VITE_RENDERER_URL: string;
+  readonly MAIN_VITE_LAUNCHER_SUBDOMAIN: string;
   readonly ELECTRON_RENDERER_URL: string;
 }