3 files changed, 6 insertions, 4 deletions
diff --git a/src/resources/colordb.cpp b/src/resources/colordb.cpp
index d664b2d5b..42669b700 100644
--- a/src/resources/colordb.cpp
+++ b/src/resources/colordb.cpp
@@ -120,7 +120,7 @@ void ColorDB::loadColorLists()
     {
         if (xmlNameEqual(node, "list"))
         {
-            std::string name = XML::getProperty(node, "name", "");
+            const std::string name = XML::getProperty(node, "name", "");
             if (name.empty())
                 continue;
 
@@ -185,7 +185,8 @@ int ColorDB::getHairSize()
     return mHairColorsSize;
 }
 
-std::map <int, ColorDB::ItemColor> *ColorDB::getColorsList(std::string name)
+const std::map <int, ColorDB::ItemColor>
+     *ColorDB::getColorsList(const std::string &name)
 {
     const ColorListsIterator it = mColorLists.find(name);
 
diff --git a/src/resources/colordb.h b/src/resources/colordb.h
index 75fff94a3..d39abbe9d 100644
--- a/src/resources/colordb.h
+++ b/src/resources/colordb.h
@@ -75,7 +75,8 @@ namespace ColorDB
 
     int getHairSize() A_WARN_UNUSED;
 
-    std::map <int, ItemColor> *getColorsList(std::string name) A_WARN_UNUSED;
+    const std::map <int, ItemColor> *getColorsList(const std::string
+                                                   &name) A_WARN_UNUSED;
 
     // Color DB
     typedef std::map<int, ItemColor> Colors;
diff --git a/src/resources/iteminfo.h b/src/resources/iteminfo.h
index afea431ee..380624b7b 100644
--- a/src/resources/iteminfo.h
+++ b/src/resources/iteminfo.h
@@ -330,7 +330,7 @@ class ItemInfo final
         /** Stores the names of sounds to be played at certain event. */
         std::map <EquipmentSoundEvent, StringVect> mSounds;
         std::map <int, int> mTags;
-        std::map <int, ColorDB::ItemColor> *mColors;
+        const std::map <int, ColorDB::ItemColor> *mColors;
         std::string mColorList;
         int mHitEffectId;
         int mCriticalHitEffectId;