diff --git a/src/sled/futures/future.h b/src/sled/futures/future.h
index 4ca0f2e..d16181e 100644
--- a/src/sled/futures/future.h
+++ b/src/sled/futures/future.h
@@ -338,7 +338,7 @@ public:
         return result;
     }
 
-    static Future<T, FailureT> successful(const T &value) noexcept
+    static Future<T, FailureT> Successful(const T &value) noexcept
     {
         Future<T, FailureT> result = Future<T, FailureT>::Create();
         result.FillSuccess(value);
diff --git a/src/sled/futures/internal/promise.h b/src/sled/futures/internal/promise.h
index 8c73a62..aa1ad14 100644
--- a/src/sled/futures/internal/promise.h
+++ b/src/sled/futures/internal/promise.h
@@ -18,7 +18,7 @@ class Promise {
 
 public:
     using Value                                  = T;
-    Promise()                                    = default;
+    Promise() noexcept                           = default;
     Promise(const Promise &) noexcept            = default;
     Promise(Promise &&) noexcept                 = default;
     Promise &operator=(const Promise &) noexcept = default;
diff --git a/src/sled/nonstd/fsm.h b/src/sled/nonstd/fsm.h
index ba482ad..2e72ba6 100644
--- a/src/sled/nonstd/fsm.h
+++ b/src/sled/nonstd/fsm.h
@@ -61,7 +61,8 @@ struct is_invocable_test {
 };
 
 template<class F, class... Args>
-using is_invocable = typename std::integral_constant<bool, sizeof(is_invocable_test::test<F, Args...>(0)) == 1>::type;
+using fsm_is_invocable =
+    typename std::integral_constant<bool, sizeof(is_invocable_test::test<F, Args...>(0)) == 1>::type;
 #else
 #error "fsmlite requires C++11 support."
 #endif
@@ -101,10 +102,10 @@ invoke(M T::*f, T1 &&obj, Args &&...args)
 template<class F,
          class Arg1,
          class Arg2,
-         bool f1 = is_invocable<F>::value,
-         bool f2 = is_invocable<F, Arg1>::value,
-         bool f3 = is_invocable<F, Arg2>::value,
-         bool f4 = is_invocable<F, Arg1, Arg2>::value>
+         bool f1 = fsm_is_invocable<F>::value,
+         bool f2 = fsm_is_invocable<F, Arg1>::value,
+         bool f3 = fsm_is_invocable<F, Arg2>::value,
+         bool f4 = fsm_is_invocable<F, Arg1, Arg2>::value>
 struct binary_fn_helper;
 
 template<class F, class Arg1, class Arg2>