diff --git a/lib/eql.js b/lib/eql.js
index 31135e9..ef21923 100644
--- a/lib/eql.js
+++ b/lib/eql.js
@@ -26,7 +26,7 @@ function _deepEqual(actual, expected) {
   // 7.3. Other pairs that do not both pass typeof value == "object",
   // equivalence is determined by ==.
   } else if (typeof actual != 'object' && typeof expected != 'object') {
-    return actual == expected;
+    return actual === expected;
 
   // 7.4. For all other Object pairs, including Array objects, equivalence is
   // determined by having the same number of owned properties (as verified
diff --git a/test/should.test.js b/test/should.test.js
index bbd3584..21e738b 100644
--- a/test/should.test.js
+++ b/test/should.test.js
@@ -158,7 +158,7 @@ module.exports = {
     'test'.should.eql('test');
     ({ foo: 'bar' }).should.eql({ foo: 'bar' });
     (1).should.eql(1);
-    '4'.should.eql(4);
+    '4'.should.not.eql(4);
     
     err(function(){
       (4).should.eql(3);