diff --git a/src/cb/argparser/argument_parser.cpp b/src/cb/argparser/argument_parser.cpp
index 5e301aa..4374b66 100644
--- a/src/cb/argparser/argument_parser.cpp
+++ b/src/cb/argparser/argument_parser.cpp
@@ -1,5 +1,6 @@
 
 #include "cb/argparser/argument_parser.h"
+#include "cb/argparser/argument.h"
 
 #include <format>
 
@@ -71,9 +72,7 @@ void cb::argparser::ArgumentParser::insert_argument(cb::argparser::ArgumentMap &
 cb::argparser::ArgumentMap cb::argparser::ArgumentParser::parse_arguments(int argc, char *const *argv) {
     ArgumentMap parsed_args{};
 
-    // TODO gen help message
-    parsed_args.insert_or_assign("-h", Argument{"Help"});
-    parsed_args.insert_or_assign("--help", Argument{"Help"});
+    add_argument("-h", "--help", Type::BOOL_TYPE, "Help message.", false, Mode::OPTIONAL_MODE);
 
     for (int i = 0; i < argc; i++) {
         bool handled = false;