diff --git a/src/SharpIDE.Godot/Features/Problems/ProblemsPanel.cs b/src/SharpIDE.Godot/Features/Problems/ProblemsPanel.cs
index 9cc8e25..43e2950 100644
--- a/src/SharpIDE.Godot/Features/Problems/ProblemsPanel.cs
+++ b/src/SharpIDE.Godot/Features/Problems/ProblemsPanel.cs
@@ -119,14 +119,14 @@ public partial class ProblemsPanel : Control
         }
         
         // Get font and prepare text
-        var font = _tree.GetThemeFont("font");
-        var fontSize = _tree.GetThemeFontSize("font_size");
+        var font = _tree.GetThemeFont(ThemeStringNames.Font);
+        var fontSize = _tree.GetThemeFontSize(ThemeStringNames.FontSize);
         var textColor = (isSelected, hovered) switch
         {
-            (true, true) => _tree.GetThemeColor("font_hovered_selected_color"),
-            (true, false) => _tree.GetThemeColor("font_selected_color"),
-            (false, true) => _tree.GetThemeColor("font_hovered_color"),
-            (false, false) => _tree.GetThemeColor("font_color")
+            (true, true) => _tree.GetThemeColor(ThemeStringNames.FontHoveredSelectedColor),
+            (true, false) => _tree.GetThemeColor(ThemeStringNames.FontSelectedColor),
+            (false, true) => _tree.GetThemeColor(ThemeStringNames.FontHoveredColor),
+            (false, false) => _tree.GetThemeColor(ThemeStringNames.FontColor)
         };
         var textYPos = currentY + (rect.Size.Y + fontSize) / 2 - 2;
         
diff --git a/src/SharpIDE.Godot/InputStringNames.cs b/src/SharpIDE.Godot/InputStringNames.cs
index f7c7ea3..a73b8e2 100644
--- a/src/SharpIDE.Godot/InputStringNames.cs
+++ b/src/SharpIDE.Godot/InputStringNames.cs
@@ -15,5 +15,10 @@ public static class InputStringNames
 
 public static class ThemeStringNames
 {
+    public static readonly StringName Font = "font";
     public static readonly StringName FontColor = "font_color";
+    public static readonly StringName FontSize = "font_size";
+    public static readonly StringName FontSelectedColor = "font_selected_color";
+    public static readonly StringName FontHoveredColor = "font_hovered_color";
+    public static readonly StringName FontHoveredSelectedColor = "font_hovered_selected_color";
 }
\ No newline at end of file