4 files changed, 4 insertions, 4 deletions
diff --git a/src/gui/widgets/button.h b/src/gui/widgets/button.h
index 015faf009..716ed7728 100644
--- a/src/gui/widgets/button.h
+++ b/src/gui/widgets/button.h
@@ -158,7 +158,7 @@ class Button final : public Widget,
 
         void mouseReleased(MouseEvent& event) override final;
 
-        void setDescription(std::string text)
+        void setDescription(const std::string &text)
         { mDescription = text; }
 
         std::string getDescription() const A_WARN_UNUSED
diff --git a/src/gui/windows/socialwindow.cpp b/src/gui/windows/socialwindow.cpp
index 6a17514d6..4e22595a6 100644
--- a/src/gui/windows/socialwindow.cpp
+++ b/src/gui/windows/socialwindow.cpp
@@ -588,7 +588,7 @@ public:
             being->setDamageTaken(0);
     }
 
-    Avatar* findAvatarbyName(std::string name)
+    Avatar* findAvatarbyName(const std::string &name)
     {
         std::vector<Avatar*> *const avatars = mBeings->getMembers();
         if (!avatars)
diff --git a/src/gui/windows/statuswindow.cpp b/src/gui/windows/statuswindow.cpp
index f2473241c..a45c206f5 100644
--- a/src/gui/windows/statuswindow.cpp
+++ b/src/gui/windows/statuswindow.cpp
@@ -706,7 +706,7 @@ std::string StatusWindow::translateLetter(const char *const letters)
     return std::string(buf);
 }
 
-std::string StatusWindow::translateLetter2(std::string letters)
+std::string StatusWindow::translateLetter2(const std::string &letters)
 {
     if (letters.size() < 5)
         return "";
diff --git a/src/gui/windows/statuswindow.h b/src/gui/windows/statuswindow.h
index 797e7647f..2beeea586 100644
--- a/src/gui/windows/statuswindow.h
+++ b/src/gui/windows/statuswindow.h
@@ -95,7 +95,7 @@ class StatusWindow final : public Window,
 
     private:
         static std::string translateLetter(const char *const letters);
-        static std::string translateLetter2(std::string letters);
+        static std::string translateLetter2(const std::string &letters);
 
         /**
          * Status Part