diff --git a/Lib/plat-mac/Carbon/AppleEvents.py b/Lib/plat-mac/Carbon/AppleEvents.py
index e23c079..a4d7dcf 100644
--- a/Lib/plat-mac/Carbon/AppleEvents.py
+++ b/Lib/plat-mac/Carbon/AppleEvents.py
@@ -1,6 +1,7 @@
 # Generated from 'AEDataModel.h'
 
 def FOUR_CHAR_CODE(x): return x
+typeApplicationBundleID = FOUR_CHAR_CODE('bund')
 typeBoolean = FOUR_CHAR_CODE('bool')
 typeChar = FOUR_CHAR_CODE('TEXT')
 typeSInt16 = FOUR_CHAR_CODE('shor')
diff --git a/Lib/plat-mac/terminalcommand.py b/Lib/plat-mac/terminalcommand.py
index 292f09c..480797b 100644
--- a/Lib/plat-mac/terminalcommand.py
+++ b/Lib/plat-mac/terminalcommand.py
@@ -27,7 +27,7 @@
 
 def run(command):
     """Run a shell command in a new Terminal.app window."""
-    termAddress = AE.AECreateDesc(typeApplSignature, TERMINAL_SIG)
+    termAddress = AE.AECreateDesc(typeApplicationBundleID, "com.apple.Terminal")
     theEvent = AE.AECreateAppleEvent(kAECoreSuite, kAEDoScript, termAddress,
                                      kAutoGenerateReturnID, kAnyTransactionID)
     commandDesc = AE.AECreateDesc(typeChar, command)