diff --git a/src/Editor/WorldEditor/CCollisionRenderSettingsDialog.cpp b/src/Editor/WorldEditor/CCollisionRenderSettingsDialog.cpp
index 9c5426b6..06192a8c 100644
--- a/src/Editor/WorldEditor/CCollisionRenderSettingsDialog.cpp
+++ b/src/Editor/WorldEditor/CCollisionRenderSettingsDialog.cpp
@@ -65,15 +65,13 @@ void CCollisionRenderSettingsDialog::SetupWidgets()
 
 void CCollisionRenderSettingsDialog::OnHideMaskChanged(const QString& NewMask)
 {
-    TString MaskStr = TO_TSTRING(NewMask);
-    uint64 Mask = (MaskStr.IsHexString() ? MaskStr.ToInt64(16) : 0);
+    const auto Mask = NewMask.toULongLong(nullptr, 16);
     mpEditor->Viewport()->CollisionRenderSettings().HideMask = Mask;
 }
 
 void CCollisionRenderSettingsDialog::OnHighlightMaskChanged(const QString& NewMask)
 {
-    TString MaskStr = TO_TSTRING(NewMask);
-    uint64 Mask = (MaskStr.IsHexString() ? MaskStr.ToInt64(16) : 0);
+    const auto Mask = NewMask.toULongLong(nullptr, 16);
     mpEditor->Viewport()->CollisionRenderSettings().HighlightMask = Mask;
 }