diff --git a/apps/openmw/mwclass/container.cpp b/apps/openmw/mwclass/container.cpp
index 5635a5d00a..e9a39cceff 100644
--- a/apps/openmw/mwclass/container.cpp
+++ b/apps/openmw/mwclass/container.cpp
@@ -152,8 +152,8 @@ namespace MWClass
             return action;
         }
 
-        const ESM::RefId& lockedSound = ESM::RefId::stringRefId("LockedChest");
-        const ESM::RefId& trapActivationSound = ESM::RefId::stringRefId("Disarm Trap Fail");
+        static const ESM::RefId lockedSound = ESM::RefId::stringRefId("LockedChest");
+        static const ESM::RefId trapActivationSound = ESM::RefId::stringRefId("Disarm Trap Fail");
 
         MWWorld::Ptr player = MWBase::Environment::get().getWorld()->getPlayerPtr();
         MWWorld::InventoryStore& invStore = player.getClass().getInventoryStore(player);
diff --git a/apps/openmw/mwgui/windowmanagerimp.cpp b/apps/openmw/mwgui/windowmanagerimp.cpp
index 620a1c3cf6..ac144c2acf 100644
--- a/apps/openmw/mwgui/windowmanagerimp.cpp
+++ b/apps/openmw/mwgui/windowmanagerimp.cpp
@@ -804,7 +804,7 @@ namespace MWGui
         return mMessageBoxManager->readPressedButton();
     }
 
-    std::string_view WindowManager::getGameSettingString(const std::string_view& id, std::string_view default_)
+    std::string_view WindowManager::getGameSettingString(const std::string_view id, std::string_view default_)
     {
         const ESM::GameSetting* setting = mStore->get<ESM::GameSetting>().search(id);
 
diff --git a/apps/openmw/mwgui/windowmanagerimp.hpp b/apps/openmw/mwgui/windowmanagerimp.hpp
index abca6ddcab..85ce9f5035 100644
--- a/apps/openmw/mwgui/windowmanagerimp.hpp
+++ b/apps/openmw/mwgui/windowmanagerimp.hpp
@@ -283,7 +283,7 @@ namespace MWGui
          * @param id Identifier for the GMST setting, e.g. "aName"
          * @param default Default value if the GMST setting cannot be used.
          */
-        std::string_view getGameSettingString(const std::string_view& id, std::string_view default_) override;
+        std::string_view getGameSettingString(const std::string_view id, std::string_view default_) override;
 
         void processChangedSettings(const Settings::CategorySettingVector& changed) override;
 
diff --git a/components/esm/refid.cpp b/components/esm/refid.cpp
index 5bac30f8a4..b69dbc6fb3 100644
--- a/components/esm/refid.cpp
+++ b/components/esm/refid.cpp
@@ -19,7 +19,7 @@ namespace ESM
         return os;
     }
 
-    RefId RefId::stringRefId(const std::string_view & id)
+    RefId RefId::stringRefId(std::string_view id)
     {
         RefId newRefId;
         newRefId.mId = Misc::StringUtils::lowerCase(id);
diff --git a/components/esm/refid.hpp b/components/esm/refid.hpp
index a36fe3165b..008fd1f6b2 100644
--- a/components/esm/refid.hpp
+++ b/components/esm/refid.hpp
@@ -3,6 +3,7 @@
 #include <functional>
 #include <iosfwd>
 #include <string>
+#include <string_view>
 
 namespace ESM
 {
@@ -19,7 +20,7 @@ namespace ESM
 
         //The 2 following functions are used to move back and forth between string and RefID. Used for hard coded RefIds that are as string in the code.
         //For serialization, and display. Using explicit conversions make it very clear where in the code we need to convert from string to RefId and Vice versa.
-        static RefId stringRefId(const std::string_view& id); 
+        static RefId stringRefId(std::string_view id); 
         const std::string& getRefIdString() const { return mId; }