diff --git a/include/continuable/detail/composition-any.hpp b/include/continuable/detail/composition-any.hpp
index fa62e63..7eb8570 100644
--- a/include/continuable/detail/composition-any.hpp
+++ b/include/continuable/detail/composition-any.hpp
@@ -151,7 +151,7 @@ struct continuable_dispatcher {
   template <typename Continuable,
             std::enable_if_t<base::is_continuable<
                 std::decay_t<Continuable>>::value>* = nullptr>
-  void operator()(Continuable&& continuable) const {
+  void operator()(Continuable&& continuable) {
     // Retrieve a callback from the submitter and attach it to the continuable
     std::forward<Continuable>(continuable)
         .next(submitter->create_callback())
diff --git a/test/playground/test-playground.cpp b/test/playground/test-playground.cpp
index 0b1ee44..9985663 100644
--- a/test/playground/test-playground.cpp
+++ b/test/playground/test-playground.cpp
@@ -176,13 +176,4 @@ int main(int, char**) {
       .then([](int) {
 
       });
-
-  {
-    container::flat_variant<int, float> var;
-
-    var = 1;
-    var = 1.f;
-  }
-
-  int i = 0;
 }
diff --git a/test/unit-test/multi/test-continuable-connection-all-seq.hpp b/test/unit-test/multi/test-continuable-connection-all-seq.hpp
index 0e4b650..63699d0 100644
--- a/test/unit-test/multi/test-continuable-connection-all-seq.hpp
+++ b/test/unit-test/multi/test-continuable-connection-all-seq.hpp
@@ -75,8 +75,8 @@ void test_all_seq_aggregate(Supplier&& supply, AggregateConnector&& ag) {
   }
 
   {
-    using type_t = decltype(
-        std::declval<Supplier>()(std::declval<int>(), std::declval<int>()));
+    using type_t = std::decay_t<decltype(
+        std::declval<Supplier>()(std::declval<int>(), std::declval<int>()))>;
 
     auto chain = ag(std::make_tuple(
         std::vector<type_t>{supply(1, 2), supply(3, 4), supply(5, 6)}));
diff --git a/test/unit-test/multi/test-continuable-connection-any.cpp b/test/unit-test/multi/test-continuable-connection-any.cpp
index c859bb8..d9b457e 100644
--- a/test/unit-test/multi/test-continuable-connection-any.cpp
+++ b/test/unit-test/multi/test-continuable-connection-any.cpp
@@ -21,6 +21,8 @@
   SOFTWARE.
 **/
 
+#include <type_traits>
+
 #include <test-continuable.hpp>
 
 TYPED_TEST(single_dimension_tests, is_logical_any_connectable) {
@@ -57,6 +59,24 @@ TYPED_TEST(single_dimension_tests, is_logical_any_connectable) {
     ASSERT_ASYNC_TYPES(std::move(chain), tag1, tag2, tag3);
   }
 
+  {
+    auto chain =
+        cti::when_any(std::make_tuple(this->supply(1, 2),
+                                      std::make_tuple(this->supply(3, 4))),
+                      this->supply(5, 6));
+    EXPECT_ASYNC_RESULT(std::move(chain), 1, 2);
+  }
+
+  {
+    using type_t = std::decay_t<decltype(std::declval<TestFixture>().supply(
+        std::declval<int>(), std::declval<int>()))>;
+
+    std::vector<type_t> v{this->supply(1, 2), this->supply(3, 4),
+                          this->supply(5, 6)};
+    auto chain = cti::when_any(std::make_tuple(std::move(v)));
+    EXPECT_ASYNC_RESULT(std::move(chain), 1, 2);
+  }
+
   {
     // Check the evaluation order
     unsigned i = 0;