diff --git a/packages/ui/app/src/util/withSkewProtection.ts b/packages/ui/app/src/util/withSkewProtection.ts
index 1f0f93d00d..e861b3b261 100644
--- a/packages/ui/app/src/util/withSkewProtection.ts
+++ b/packages/ui/app/src/util/withSkewProtection.ts
@@ -1,9 +1,10 @@
+const deploymentId = process.env.NEXT_DEPLOYMENT_ID;
 export function withSkewProtection(headers?: HeadersInit): HeadersInit | undefined {
-    if (process.env.NEXT_DEPLOYMENT_ID == null) {
+    if (!deploymentId) {
         return headers;
     }
 
     const h = new Headers(headers);
-    h.set("x-deployment-id", process.env.NEXT_DEPLOYMENT_ID);
+    h.set("x-deployment-id", deploymentId);
     return h;
 }