diff --git a/os/macos/plistgen.sh b/os/macos/plistgen.sh
--- a/os/macos/plistgen.sh
+++ b/os/macos/plistgen.sh
@@ -20,11 +20,11 @@ echo "CFBundleDisplayName
Open Transport Tycoon
CFBundleExecutable
- ttd
+ openttd
CFBundleGetInfoString
$VERSION, Copyright 2004 The Open Transport Tycoon team
CFBundleIconFile
- ttd.icns
+ openttd.icns
CFBundleIdentifier
org.ludde-ottd.ludde-ottd
CFBundleInfoDictionaryVersion