diff --git a/components/lua_ui/resources.cpp b/components/lua_ui/resources.cpp
index 421375f9cb..92318a8a46 100644
--- a/components/lua_ui/resources.cpp
+++ b/components/lua_ui/resources.cpp
@@ -1,6 +1,7 @@
 #include "resources.hpp"
 
 #include <components/vfs/manager.hpp>
+#include <components/misc/stringops.hpp>
 
 namespace LuaUi
 {
@@ -9,9 +10,7 @@ namespace LuaUi
         std::string normalizedPath = vfs()->normalizeFilename(data.mPath);
         if (!vfs()->exists(normalizedPath))
         {
-            std::string error("Texture with path \"");
-            error += data.mPath;
-            error += "\" doesn't exist";
+            auto error = Misc::StringUtils::format("Texture with path \"%s\" doesn't exist", data.mPath);
             throw std::logic_error(error);
         }
         data.mPath = normalizedPath;
diff --git a/components/lua_ui/resources.hpp b/components/lua_ui/resources.hpp
index 6bad0b0337..da9d566273 100644
--- a/components/lua_ui/resources.hpp
+++ b/components/lua_ui/resources.hpp
@@ -27,14 +27,16 @@ namespace LuaUi
         public:
             TextureResource(TextureData data)
                 : mData(data)
-                {}
+            {}
 
             const TextureData& data() { return mData; }
+
         private:
             TextureData mData;
     };
 
-    class ResourceManager {
+    class ResourceManager
+    {
         public:
             ResourceManager(const VFS::Manager* vfs)
                 : mVfs(vfs)
@@ -42,10 +44,9 @@ namespace LuaUi
 
             std::shared_ptr<TextureResource> registerTexture(TextureData data);
 
-        protected:
+        private:
             const VFS::Manager* vfs() const { return mVfs; }
 
-        private:
             const VFS::Manager* mVfs;
             using TextureResources = std::vector<std::shared_ptr<TextureResource>>;
             std::unordered_map<std::string, TextureResources> mTextures;