diff --git a/src/libutil/config.hh b/src/libutil/config.hh
index d9441fb63..3f2522c38 100644
--- a/src/libutil/config.hh
+++ b/src/libutil/config.hh
@@ -150,7 +150,7 @@ public:
         AbstractSetting * setting;
     };
 
-    typedef std::map<std::string, SettingData> Settings;
+    using Settings = std::map<std::string, SettingData>;
 
 private:
 
@@ -316,7 +316,7 @@ std::ostream & operator <<(std::ostream & str, const BaseSetting<T> & opt)
 }
 
 template<typename T>
-bool operator ==(const T & v1, const BaseSetting<T> & v2) { return v1 == (const T &) v2; }
+bool operator ==(const T & v1, const BaseSetting<T> & v2) { return v1 == static_cast<const T &>(v2); }
 
 template<typename T>
 class Setting : public BaseSetting<T>
@@ -329,7 +329,7 @@ public:
         const std::set<std::string> & aliases = {},
         const bool documentDefault = true,
         std::optional<ExperimentalFeature> experimentalFeature = std::nullopt)
-        : BaseSetting<T>(def, documentDefault, name, description, aliases, experimentalFeature)
+        : BaseSetting<T>(def, documentDefault, name, description, aliases, std::move(experimentalFeature))
     {
         options->addSetting(this);
     }