diff --git a/doc/api/assert.md b/doc/api/assert.md
index 11def69df9a..cf2212c90e1 100644
--- a/doc/api/assert.md
+++ b/doc/api/assert.md
@@ -510,13 +510,13 @@ assert.notDeepEqual(obj1, obj1);
 // AssertionError: { a: { b: 1 } } notDeepEqual { a: { b: 1 } }
 
 assert.notDeepEqual(obj1, obj2);
-// OK, obj1 and obj2 are not deeply equal
+// OK: obj1 and obj2 are not deeply equal
 
 assert.notDeepEqual(obj1, obj3);
 // AssertionError: { a: { b: 1 } } notDeepEqual { a: { b: 1 } }
 
 assert.notDeepEqual(obj1, obj4);
-// OK, obj1 and obj4 are not deeply equal
+// OK: obj1 and obj4 are not deeply equal
 ```
 
 If the values are deeply equal, an `AssertionError` is thrown with a `message`