diff --git a/extras/AssociativeContainers/map.hpp b/extras/AssociativeContainers/map.hpp
index efaef20..0f95d1a 100644
--- a/extras/AssociativeContainers/map.hpp
+++ b/extras/AssociativeContainers/map.hpp
@@ -14,10 +14,10 @@ class Map
 {
     static Map<K,V>* make()         {return new Map<K, V>(); }
 
-    /*void insertOrAssign(const K& key, const V& value)
+    void insertOrAssign(const K& key, const V& value)
     {
         this->map.insert_or_assign(key, value);
     }
-    */
+
     std::map<K, V> map;
-};
\ No newline at end of file
+};
diff --git a/source/stdcpp/test/map.d b/source/stdcpp/test/map.d
index dd2db93..fe3441e 100644
--- a/source/stdcpp/test/map.d
+++ b/source/stdcpp/test/map.d
@@ -11,6 +11,6 @@ import stdcpp.map;
 unittest
 {
     auto mymap = Map!(int, char).make();
-    mymap.opIndexAssign(4, 'a');
+    map.opIndexAssign(1, 'a');
 }