diff --git a/src/utils/func_query.hpp b/src/utils/func_query.hpp
index 75177e0..8de6098 100644
--- a/src/utils/func_query.hpp
+++ b/src/utils/func_query.hpp
@@ -69,7 +69,7 @@ namespace hack::utils
     return query;
   }  
 
-  std::string make_query(const std::string func)
+  inline std::string make_query(const std::string func)
   {
     std::string query = "SELECT s_func." + func + "();";
     return query;