             describe '2nd creative (Companions)', ->
                 companions = null
 
-                before (done) =>
+                before () =>
                     companions = _response.ads[0].creatives[1]
-                    done()
+
+                after () =>
+                    companions = null
 
                 it 'should have companion type', =>
                     companions.type.should.equal "companion"

            describe '1st creative (Linear)', ->
                linear = null

                before (done) =>
                    linear = ad2.creatives[0]
                    done()

                it 'should have linear type', =>
                    linear.type.should.equal "linear"

        describe '#For the 2nd ad', ->
            ad2 = null

            before () =>
                ad2 = _response.ads[1]

            after () =>
                ad2 = null

            it 'should have retrieved Ad attributes', =>
                _response.ads[1].id.should.eql "ad_id_0002"
