diff --git a/zecsy.hpp b/zecsy.hpp
index 1d87661..a756813 100644
--- a/zecsy.hpp
+++ b/zecsy.hpp
@@ -250,6 +250,12 @@ namespace zecsy
     template<Component T>
     inline void world::set(entity_id e, const T& comp)
     {
+        if(has<T>(e))
+        {
+            get<T>(e) = comp;
+            return;
+        }
+
         auto id = get_component_id<T>();
         auto& pool = pools[id];