diff --git a/test/threadsafe_function/threadsafe_function_existing_tsfn.js b/test/threadsafe_function/threadsafe_function_existing_tsfn.js
index d77f57ef1..d5ab1854a 100644
--- a/test/threadsafe_function/threadsafe_function_existing_tsfn.js
+++ b/test/threadsafe_function/threadsafe_function_existing_tsfn.js
@@ -10,8 +10,8 @@ module.exports = test(require(`../build/${buildType}/binding.node`))
 async function test(binding) {
   const testCall = binding.threadsafe_function_existing_tsfn.testCall;
   
-  assert(typeof await testCall({ blocking: true,  data: true  }) === "number");
-  assert(typeof await testCall({ blocking: true,  data: false }) === "undefined");
-  assert(typeof await testCall({ blocking: false, data: true  }) === "number");
-  assert(typeof await testCall({ blocking: false, data: false }) === "undefined");
+  assert.strictEqual(typeof await testCall({ blocking: true,  data: true  }), "number");
+  assert.strictEqual(typeof await testCall({ blocking: true,  data: false }), "undefined");
+  assert.strictEqual(typeof await testCall({ blocking: false, data: true  }), "number");
+  assert.strictEqual(typeof await testCall({ blocking: false, data: false }), "undefined");
 }