diff --git a/Threads/Inc/threads_actor.hpp b/Threads/Inc/threads_actor.hpp
index 50c51b1..a3cd524 100644
--- a/Threads/Inc/threads_actor.hpp
+++ b/Threads/Inc/threads_actor.hpp
@@ -26,7 +26,7 @@ class Actor
 public:
   using value_type = T;
 
-  static_assert(std::is_trivially_constructible_v<value_type>, "T must be trivially constructible.");
+  static_assert(std::is_default_constructible_v<value_type>, "T must be default constructible.");
   static_assert(std::is_trivially_copyable_v<value_type>, "T must be trivially copyable.");
 
   Actor(const std::uint32_t queue_size, const char* name, const osPriority_t priority, const std::uint32_t stack_size)
@@ -57,7 +57,7 @@ private:
   {
     init();
 
-    value_type data;
+    value_type data{};
 
     while (true)
     {
diff --git a/Threads/Inc/threads_signal.hpp b/Threads/Inc/threads_signal.hpp
index 16dd49a..d6dd057 100644
--- a/Threads/Inc/threads_signal.hpp
+++ b/Threads/Inc/threads_signal.hpp
@@ -20,7 +20,8 @@ struct Signallable
 {
   using value_type = T;
 
-  static_assert(std::is_trivially_constructible_v<value_type>, "T must be trivially constructible.");
+  static_assert(std::is_trivially_copyable_v<value_type>, "T must be trivially copyable.");
+  static_assert(std::is_default_constructible_v<value_type>, "T must be default constructible.");
 
   virtual bool emit(const T& t) = 0;
   virtual std::pair<bool, BaseType_t> emitFromIsr(const T& t) = 0;