diff --git a/message_cache.cc b/message_cache.cc
index 20ec62d..7bd6ca4 100644
--- a/message_cache.cc
+++ b/message_cache.cc
@@ -204,7 +204,6 @@ namespace pEp {
     }
 
     static ::message *empty_message_copy(const ::message *src, std::string _id = "")
-    static ::message *empty_message_copy(const ::message *src)
     {
         if (!src)
             return nullptr;