diff --git a/src/logger.hpp b/src/logger.hpp
index ea602d0..2d04389 100644
--- a/src/logger.hpp
+++ b/src/logger.hpp
@@ -179,7 +179,7 @@ class logger {
     template <typename T, enable_is_string<T> = true>
     static string convert(string const&, T&& arg)
     {
-        return std::move(arg);
+        return arg;
     }
 
     template <typename T, enable_is_char_string<T> = true>