diff --git a/src/cppgen.py b/src/cppgen.py
index 8e218d86fc9cfadb47d6e2bde0d26b3652057bd9..233e3ad9461d8a3cf644538e94478948bf72b79a 100644
--- a/src/cppgen.py
+++ b/src/cppgen.py
@@ -184,11 +184,11 @@ class FileGenerator:
             file.write('    static auto load(std::shared_ptr<T> prx, std::initializer_list<ArgT> args) -> std::vector<std::shared_ptr<'+table['name']+'>> {\n')
             file.write('        return kratos::util::DbQuery::load<'+table['name']+'>(prx, args);\n')
             file.write('    }\n')
-            file.write('    template <typename T>\n')
             file.write('    template <typename T, typename ArgT>\n')
             file.write('    static auto load(std::shared_ptr<T> prx, std::vector<ArgT> args) -> std::vector<std::shared_ptr<'+table['name']+'>> {\n')
             file.write('        return kratos::util::DbQuery::load<'+table['name']+'>(prx, args);\n')
             file.write('    }\n')
+            file.write('    template <typename T>\n')
             file.write('    static inline auto query(std::shared_ptr<T> prx, const std::string &filter = "", bool read_only = false) -> std::vector<std::shared_ptr<'+table['name']+'>> {\n')
             file.write('        return kratos::util::DbQuery::filter<'+table['name']+'>(prx, filter, read_only);\n')
             file.write('    }\n')