diff --git a/src/logic/Preferences.swift b/src/logic/Preferences.swift
index e8b721d7b..1a5c21071 100644
--- a/src/logic/Preferences.swift
+++ b/src/logic/Preferences.swift
@@ -49,7 +49,7 @@ class Preferences {
         "hideStatusIcons": "false",
         "startAtLogin": "true",
         "menubarIcon": "0",
-        "dontShowBlacklist": "",
+        "dontShowBlacklist": ["com.McAfee.McAfeeSafariHost"].joined(separator: "\n"),
         "disableShortcutsBlacklist": ["com.realvnc.vncviewer", "com.microsoft.rdc.macos", "com.teamviewer.TeamViewer", "org.virtualbox.app.VirtualBoxVM", "com.parallels.", "com.citrix.XenAppViewer"].joined(separator: "\n"),
         "disableShortcutsBlacklistOnlyFullscreen": "true",
         "updatePolicy": "1",
diff --git a/src/ui/preferences-window/tabs/BlacklistsTab.swift b/src/ui/preferences-window/tabs/BlacklistsTab.swift
index 8c80c8524..c1959cc14 100644
--- a/src/ui/preferences-window/tabs/BlacklistsTab.swift
+++ b/src/ui/preferences-window/tabs/BlacklistsTab.swift
@@ -4,10 +4,10 @@ import Sparkle
 class BlacklistsTab {
     static func initTab() -> NSView {
         let dontShowBlacklistLabel = NSTextField(labelWithString: NSLocalizedString("Don’t show windows from these apps", comment: ""))
-        let dontShowBlacklist = LabelAndControl.makeTextArea(50, 3, ["com.apple.Safari", "com.apple.TextEdit"].joined(separator: "\n"), "dontShowBlacklist")
+        let dontShowBlacklist = LabelAndControl.makeTextArea(50, 3, Preferences.dontShowBlacklist.joined(separator: "\n"), "dontShowBlacklist")
         let disableShortcutsBlacklistLabel = NSTextField(labelWithString: NSLocalizedString("Ignore shortcuts while a window from these apps is active", comment: ""))
         let disableShortcutsBlacklistCheckbox = LabelAndControl.makeLabelWithCheckbox(NSLocalizedString("Only if the window is fullscreen", comment: ""), "disableShortcutsBlacklistOnlyFullscreen", labelPosition: .right)
-        let disableShortcutsBlacklist = LabelAndControl.makeTextArea(50, 3, ["com.apple.Safari", "com.apple.TextEdit"].joined(separator: "\n"), "disableShortcutsBlacklist")
+        let disableShortcutsBlacklist = LabelAndControl.makeTextArea(50, 3, Preferences.disableShortcutsBlacklist.joined(separator: "\n"), "disableShortcutsBlacklist")
 
         let grid = GridView([
             [dontShowBlacklistLabel],