                 OHHTTPStubs.removeStub(stubDescriptor)
             }
             
-            describe("a provider with predefined queue", {
+            describe("a provider with predefined queue") {
                 var provider: MoyaProvider<GitHub>!
                 var queue: DispatchQueue!
                 

                expect(receivedError).toEventuallyNot(beNil())
            }
        }

        describe("with stubbed errors") {
            var provider: MoyaProvider<GitHub>!
            beforeEach {
                provider = MoyaProvider(endpointClosure: failureEndpointClosure, stubClosure: MoyaProvider.immediatelyStub)

                        })
                        
                        expect(callbackQueueLabel) == requestQueue.label
                    }
                }
                
                context("a provider uses the queueless request function") {
                    it("invokes the callback on provider queue") {
                        var callbackQueueLabel: String?
                        
                        waitUntil(action: { completion in
