diff --git a/packages/client-wasm/dist/snippets/browser-async-executor-b51ed65827bac93b/src/worker.js b/packages/client-wasm/dist/snippets/browser-async-executor-b51ed65827bac93b/src/worker.js
index 43b583e..202e5f4 100644
--- a/packages/client-wasm/dist/snippets/browser-async-executor-b51ed65827bac93b/src/worker.js
+++ b/packages/client-wasm/dist/snippets/browser-async-executor-b51ed65827bac93b/src/worker.js
@@ -11,28 +11,33 @@ export function startWorker(e, o, t, r, s) {
   );
 }
 
-"WorkerGlobalScope" in self &&
-  self instanceof WorkerGlobalScope &&
-  (self.onmessage = async (e) => {
-    let [o, t, r, s] = e.data;
-    const a =
-      "function" == typeof __webpack_require__
-        ? import("../../../index.js")
-        : import(s);
-    try {
-      const { default: e, worker_entry_point: s } = await a;
-      await e(o, t),
-        s(r),
-        postMessage("started"),
-        (self.onmessage = (e) => {
-          console.error("Unexpected message", e);
-        });
-    } catch (e) {
-      throw (
-        (setTimeout(() => {
-          throw e;
-        }),
-        e)
-      );
-    }
-  });
+if (
+  typeof WorkerGlobalScope !== "undefined" &&
+  self instanceof WorkerGlobalScope
+) {
+  "WorkerGlobalScope" in self &&
+    self instanceof WorkerGlobalScope &&
+    (self.onmessage = async (e) => {
+      let [o, t, r, s] = e.data;
+      const a =
+        "function" == typeof __webpack_require__
+          ? import("../../../index.js")
+          : import(s);
+      try {
+        const { default: e, worker_entry_point: s } = await a;
+        await e(o, t),
+          s(r),
+          postMessage("started"),
+          (self.onmessage = (e) => {
+            console.error("Unexpected message", e);
+          });
+      } catch (e) {
+        throw (
+          (setTimeout(() => {
+            throw e;
+          }),
+          e)
+        );
+      }
+    });
+}