diff --git a/ext/node/polyfills/worker_threads.ts b/ext/node/polyfills/worker_threads.ts
index 49f2f3e3e8..8ca08fe7ba 100644
--- a/ext/node/polyfills/worker_threads.ts
+++ b/ext/node/polyfills/worker_threads.ts
@@ -177,7 +177,7 @@ class NodeWorker extends EventEmitter {
           StringPrototypeToString(specifier),
           ".mjs",
         )) ||
-        (pkg && pkg.exists && pkg.typ == "module")
+        (pkg && pkg.exists && pkg.typ !== "module")
       ) {
         const cwdFileUrl = toFileUrl(Deno.cwd());
         specifier =