diff --git a/packages/server/src/services/application.ts b/packages/server/src/services/application.ts
index 966c3baa..1bba2eb2 100644
--- a/packages/server/src/services/application.ts
+++ b/packages/server/src/services/application.ts
@@ -451,7 +451,7 @@ export const deployPreviewApplication = async ({
 			body: `### Dokploy Preview Deployment\n\n${buildingComment}`,
 		});
 		application.appName = previewDeployment.appName;
-		application.env = `${application.previewEnv}\nDOKPLOY_DEPLOY_URL=${previewDomain}`;
+		application.env = `${application.previewEnv}\nDOKPLOY_DEPLOY_URL=${previewDeployment?.domain?.host}`;
 		application.buildArgs = application.previewBuildArgs;
 
 		const admin = await findAdminById(application.project.adminId);