diff --git a/spec/core/ObjectContainingSpec.js b/spec/core/ObjectContainingSpec.js
index 235a08f1..1bbd4696 100644
--- a/spec/core/ObjectContainingSpec.js
+++ b/spec/core/ObjectContainingSpec.js
@@ -29,6 +29,19 @@ describe("ObjectContaining", function() {
 
     expect(containing.jasmineMatches({foo: "fooVal", bar: "barVal"})).toBe(false);
   });
+  
+  it("mismatchValues parameter must return array with mismatched reason", function() {
+    var containing = new j$.ObjectContaining({foo: "other"});
+    
+    var mismatchKeys = [];
+    var mismatchValues = [];
+
+    containing.jasmineMatches({foo: "fooVal", bar: "barVal"}, mismatchKeys, mismatchValues);
+    
+    expect(mismatchValues.length).toBe(1);
+    
+    expect(mismatchValues[0]).toEqual("'foo' was 'fooVal' in actual, but was 'other' in expected.");
+  });
 
   it("jasmineToString's itself", function() {
     var containing = new j$.ObjectContaining({});
diff --git a/src/core/ObjectContaining.js b/src/core/ObjectContaining.js
index 90e999af..df6831e8 100644
--- a/src/core/ObjectContaining.js
+++ b/src/core/ObjectContaining.js
@@ -17,7 +17,7 @@ getJasmineRequireObj().ObjectContaining = function(j$) {
         mismatchKeys.push("expected has key '" + property + "', but missing from actual.");
       }
       else if (!j$.matchersUtil.equals(this.sample[property], other[property], mismatchKeys, mismatchValues)) {
-        mismatchValues.push("'" + property + "' was '" + (other[property] ? j$.util.htmlEscape(other[property].toString()) : other[property]) + "' in expected, but was '" + (this.sample[property] ? j$.util.htmlEscape(this.sample[property].toString()) : this.sample[property]) + "' in actual.");
+        mismatchValues.push("'" + property + "' was '" + (other[property] ? j$.util.htmlEscape(other[property].toString()) : other[property]) + "' in actual, but was '" + (this.sample[property] ? j$.util.htmlEscape(this.sample[property].toString()) : this.sample[property]) + "' in expected.");
       }
     }