diff --git a/.github/workflows/chrome.workflow.yml b/.github/workflows/chrome.workflow.yml
index 4e5bbafd..d7162520 100644
--- a/.github/workflows/chrome.workflow.yml
+++ b/.github/workflows/chrome.workflow.yml
@@ -37,4 +37,4 @@ jobs:
         run: dart pub get
 
       - name: Test chrome
-        run: dart test -j 1 -p chrome
+        run: dart test --timeout 2x -j 1 -p chrome
diff --git a/lib/src/platform_check/web.dart b/lib/src/platform_check/web.dart
index 59ef673f..b23a7382 100644
--- a/lib/src/platform_check/web.dart
+++ b/lib/src/platform_check/web.dart
@@ -13,11 +13,19 @@ class PlatformWeb extends Platform {
   static bool useBuiltInRng = false;
 
   PlatformWeb() {
+    useBuiltInRng = false;
     try {
       Random.secure();
       useBuiltInRng = true;
     } on UnsupportedError {
-      useBuiltInRng = false;
+      // Random.secure() normally throws this error if
+      // no cryptographically secure random number source is available.
+    } catch (e) {
+      // For Node.js with dart2js compiler, the UnknownJsTypeError error is expected.
+      // This error is internal to 'dart:_js_helper' so we need to inspect the runtimeType.
+      if (!(e.runtimeType.toString() == 'UnknownJsTypeError')) {
+        rethrow;
+      }
     }
   }
 
@@ -48,7 +56,8 @@ class _JsBuiltInEntropySource implements EntropySource {
   @override
   Uint8List getBytes(int len) {
     return Uint8List.fromList(
-        List<int>.generate(len, (i) => _src.nextInt(256)));
+      List<int>.generate(len, (i) => _src.nextInt(256)),
+    );
   }
 }