diff --git a/Misc/BeOS-setup.py b/Misc/BeOS-setup.py
index 0043a34..c5e02cc 100644
--- a/Misc/BeOS-setup.py
+++ b/Misc/BeOS-setup.py
@@ -195,7 +195,7 @@
                                libraries=math_libs) )
         # operator.add() and similar goodies
         exts.append( Extension('operator', ['operator.c']) )
-        # access to the builtin codecs and codec registry
+        # access to the built-in codecs and codec registry
         exts.append( Extension('_codecs', ['_codecsmodule.c']) )
         # Python C API test module
         exts.append( Extension('_testcapi', ['_testcapimodule.c']) )