diff --git a/test/common/index.js b/test/common/index.js
index 653de4685ca..28ce841c48c 100644
--- a/test/common/index.js
+++ b/test/common/index.js
@@ -547,19 +547,6 @@ function expectsError(validator, exact) {
   }, exact);
 }
 
-const suffix = 'This is caused by either a bug in Node.js ' +
-  'or incorrect usage of Node.js internals.\n' +
-  'Please open an issue with this stack trace at ' +
-  'https://github.com/nodejs/node/issues\n';
-
-function expectsInternalAssertion(fn, message) {
-  assert.throws(fn, {
-    message: `${message}\n${suffix}`,
-    name: 'Error',
-    code: 'ERR_INTERNAL_ASSERTION'
-  });
-}
-
 function skipIfInspectorDisabled() {
   if (!process.features.inspector) {
     skip('V8 inspector is disabled');
@@ -680,7 +667,6 @@ const common = {
   createZeroFilledFile,
   disableCrashOnUnhandledRejection,
   expectsError,
-  expectsInternalAssertion,
   expectWarning,
   getArrayBufferViews,
   getBufferSources,
diff --git a/test/parallel/test-internal-errors.js b/test/parallel/test-internal-errors.js
index fbb8a0a86a3..7bcc7dcc330 100644
--- a/test/parallel/test-internal-errors.js
+++ b/test/parallel/test-internal-errors.js
@@ -1,6 +1,6 @@
 // Flags: --expose-internals
 'use strict';
-const common = require('../common');
+require('../common');
 const {
   hijackStdout,
   restoreStdout,
@@ -50,10 +50,13 @@ errors.E('TEST_ERROR_2', (a, b) => `${a} ${b}`, Error);
 }
 
 {
-  common.expectsInternalAssertion(
+  assert.throws(
     () => new errors.codes.TEST_ERROR_1(),
-    'Code: TEST_ERROR_1; The provided arguments ' +
-    'length (0) does not match the required ones (1).'
+    {
+      message: /^Code: TEST_ERROR_1; The provided arguments length \(0\) does not match the required ones \(1\)\./,
+      name: 'Error',
+      code: 'ERR_INTERNAL_ASSERTION'
+    }
   );
 }
 
diff --git a/test/sequential/test-fs-watch.js b/test/sequential/test-fs-watch.js
index 031e92c61c0..ff0a52c89c6 100644
--- a/test/sequential/test-fs-watch.js
+++ b/test/sequential/test-fs-watch.js
@@ -117,14 +117,18 @@ tmpdir.refresh();
 // https://github.com/joyent/node/issues/6690
 {
   let oldhandle;
-  common.expectsInternalAssertion(
+  assert.throws(
     () => {
       const w = fs.watch(__filename, common.mustNotCall());
       oldhandle = w._handle;
       w._handle = { close: w._handle.close };
       w.close();
     },
-    'handle must be a FSEvent'
+    {
+      message: /^handle must be a FSEvent/,
+      name: 'Error',
+      code: 'ERR_INTERNAL_ASSERTION',
+    }
   );
   oldhandle.close(); // clean up
 }