diff --git a/Lib/codecs.py b/Lib/codecs.py
index f834b8d..e4e14cf 100644
--- a/Lib/codecs.py
+++ b/Lib/codecs.py
@@ -13,7 +13,7 @@
 
 try:
     from _codecs import *
-except ImportError, why:
+except ImportError as why:
     raise SystemError('Failed to load the builtin codecs: %s' % why)
 
 __all__ = ["register", "lookup", "open", "EncodedFile", "BOM", "BOM_BE",
@@ -422,7 +422,7 @@
             data = self.bytebuffer + newdata
             try:
                 newchars, decodedbytes = self.decode(data, self.errors)
-            except UnicodeDecodeError, exc:
+            except UnicodeDecodeError as exc:
                 if firstline:
                     newchars, decodedbytes = self.decode(data[:exc.start], self.errors)
                     lines = newchars.splitlines(True)