diff --git a/binaries/data/config/default.cfg b/binaries/data/config/default.cfg
index 64d8c4d1f3..8b65804233 100644
--- a/binaries/data/config/default.cfg
+++ b/binaries/data/config/default.cfg
@@ -155,7 +155,6 @@ togglefullscreen = "Alt+Return"          ; Toggle fullscreen/windowed mode
 screenshot.watermark = "Alt+K"           ; Toggle product/company watermark for official screenshots
 wireframe = "Alt+Shift+W"                ; Toggle wireframe mode
 silhouettes = "Alt+Shift+S"              ; Toggle unit silhouettes
-showsky = "Alt+Z"                        ; Toggle sky
 
 ; > DIALOG HOTKEYS
 summary = "Ctrl+Tab"                     ; Toggle in-game summary
diff --git a/binaries/data/mods/public/gui/session/hotkeys/misc.xml b/binaries/data/mods/public/gui/session/hotkeys/misc.xml
index 1e27af4e26..bc82520047 100644
--- a/binaries/data/mods/public/gui/session/hotkeys/misc.xml
+++ b/binaries/data/mods/public/gui/session/hotkeys/misc.xml
@@ -16,13 +16,6 @@
 		<action on="Press">toggleConfigBool("silhouettes");</action>
 	</object>
 
-	<object hotkey="showsky">
-		<action on="Press">
-			var newSetting = !Engine.Renderer_GetShowSkyEnabled();
-			Engine.Renderer_SetShowSkyEnabled(newSetting);
-		</action>
-	</object>
-
 	<object hotkey="quicksave">
 		<action on="Press">if (!g_IsNetworked) Engine.QuickSave(getSavedGameData());</action>
 	</object>