diff --git a/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Cinema/Cinema.h b/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Cinema/Cinema.h
index acdffcfc20..dfd2c2c6c8 100644
--- a/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Cinema/Cinema.h
+++ b/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Cinema/Cinema.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
 * This file is part of 0 A.D.
 *
 * 0 A.D. is free software: you can redistribute it and/or modify
@@ -32,17 +32,18 @@ class CinemaSidebar : public Sidebar
 public:
 	CinemaSidebar(ScenarioEditor& scenarioEditor, wxWindow* sidebarContainer, wxWindow* bottomBarContainer);
 
-	virtual void OnMapReload();
-	virtual void OnTogglePathsDrawing(wxCommandEvent& evt);
-	virtual void OnAddPath(wxCommandEvent& evt);
-	virtual void OnDeletePath(wxCommandEvent& evt);
+	void OnMapReload() override;
+
+protected:
+	void OnFirstDisplay() override;
+
+private:
+	void OnTogglePathsDrawing(wxCommandEvent& evt);
+	void OnAddPath(wxCommandEvent& evt);
+	void OnDeletePath(wxCommandEvent& evt);
 
 	void ReloadPathList();
 
-protected:
-	virtual void OnFirstDisplay();
-
-private:
 	wxScrolledWindow* scrolledWindow;
 	wxCheckBox* m_DrawPath;
 	wxListBox* m_PathList;
diff --git a/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Environment/Environment.h b/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Environment/Environment.h
index fc7f5c0ce3..d494e68320 100644
--- a/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Environment/Environment.h
+++ b/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Environment/Environment.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -30,16 +30,18 @@ class EnvironmentSidebar : public Sidebar
 public:
 	EnvironmentSidebar(ScenarioEditor& scenarioEditor, wxWindow* sidebarContainer, wxWindow* bottomBarContainer);
 
-	void OnPickWaterHeight(wxCommandEvent& evt);
-	virtual void OnMapReload();
-	virtual void RecomputeWaterData(wxCommandEvent& evt);
+	void OnMapReload() override;
 
 	void UpdateEnvironmentSettings();
 
 protected:
-	virtual void OnFirstDisplay();
+	void OnFirstDisplay() override;
 
 private:
+	void OnPickWaterHeight(wxCommandEvent& evt);
+
+	void RecomputeWaterData(wxCommandEvent& evt);
+
 	VariableListBox* m_PostEffectList;
 	VariableListBox* m_SkyList;
 	VariableListBox* m_WaterTypeList;
diff --git a/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Map/Map.h b/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Map/Map.h
index 3ac28da6aa..7ac01bd72f 100644
--- a/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Map/Map.h
+++ b/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Map/Map.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -30,10 +30,10 @@ class MapSidebar : public Sidebar
 public:
 	MapSidebar(ScenarioEditor& scenarioEditor, wxWindow* sidebarContainer, wxWindow* bottomBarContainer);
 
-	virtual void OnMapReload();
+	void OnMapReload() override;
 
 protected:
-	virtual void OnFirstDisplay();
+	void OnFirstDisplay() override;
 
 private:
 	MapSettingsControl* m_MapSettingsCtrl;
diff --git a/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Object/Object.h b/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Object/Object.h
index a54609a4ec..b25a6e3fe7 100644
--- a/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Object/Object.h
+++ b/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Object/Object.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -30,10 +30,11 @@ class ObjectSidebar : public Sidebar
 public:
 	ObjectSidebar(ScenarioEditor& scenarioEditor, wxWindow* sidebarContainer, wxWindow* bottomBarContainer);
 	~ObjectSidebar();
+
 	void FilterObjects();
 
 protected:
-	virtual void OnFirstDisplay();
+	void OnFirstDisplay() override;
 
 private:
 	void OnToolChange(ITool* tool);
diff --git a/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Player/Player.h b/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Player/Player.h
index 5c7c0afe85..ef0debd847 100644
--- a/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Player/Player.h
+++ b/source/tools/atlas/AtlasUI/ScenarioEditor/Sections/Player/Player.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -41,10 +41,10 @@ class PlayerSidebar : public Sidebar
 public:
 	PlayerSidebar(ScenarioEditor& scenarioEditor, wxWindow* sidebarContainer, wxWindow* bottomBarContainer);
 
-	virtual void OnMapReload();
+	void OnMapReload() override;
 
 protected:
-	virtual void OnFirstDisplay();
+	void OnFirstDisplay() override;
 
 private:
 	PlayerSettingsControl* m_PlayerSettingsCtrl;