diff --git a/Projects/Src/Shared.Struct.pas b/Projects/Src/Shared.Struct.pas
index 4583daa4..fa19f4aa 100644
--- a/Projects/Src/Shared.Struct.pas
+++ b/Projects/Src/Shared.Struct.pas
@@ -53,7 +53,7 @@ interface
     shAllowNoIcons, shAlwaysRestart, shAlwaysUsePersonalGroup,
     shEnableDirDoesntExistWarning,
     shPassword, shAllowRootDirectory, shDisableFinishedPage, shUsePreviousAppDir,
-    shBackColorHorizontal, shUsePreviousGroup, shUpdateUninstallLogAppName,
+    shUsePreviousGroup, shUpdateUninstallLogAppName,
     shUsePreviousSetupType, shDisableReadyMemo, shAlwaysShowComponentsList,
     shFlatComponentsList, shShowComponentSizes, shUsePreviousTasks,
     shDisableReadyPage, shAlwaysShowDirOnReadyPage, shAlwaysShowGroupOnReadyPage,