diff --git a/src/util/env.ts b/src/util/env.ts
index 33861781..f28adbee 100644
--- a/src/util/env.ts
+++ b/src/util/env.ts
@@ -99,7 +99,7 @@ export class Env {
   set ImageData(val) { this.#imageData = val; globalThis.ImageData = val; }
 
   constructor() {
-    this.browser = typeof navigator !== 'undefined';
+    this.browser = typeof navigator !== 'undefined' && Object.keys(navigator).length !== 0;    
     this.node = (typeof process !== 'undefined') && (typeof process.versions !== 'undefined') && (typeof process.versions.node !== 'undefined');
     this.tfjs = { version: tf.version['tfjs-core'] };
     this.offscreen = typeof OffscreenCanvas !== 'undefined';