diff --git a/ChangeLog b/ChangeLog
index fc271f37c..6e23c4915 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2012-01-17  Alexandre Duret-Lutz  <adl@lrde.epita.fr>
+
+	* wrap/python/ajax/spot.py: Add a required "None" second
+	argument to utime().
+
 2012-01-17  Alexandre Duret-Lutz  <adl@lrde.epita.fr>
 
 	minimize_wdba() failed to fully minimize some automata.
diff --git a/NEWS b/NEWS
index 88c844a23..186f628f0 100644
--- a/NEWS
+++ b/NEWS
@@ -9,6 +9,7 @@ New in spot 0.8.1a:
       clear whether this could have had an inpact on WDBA minimization
       (the worse case is that some TGBA would not have been minimized
       when they could).
+    - Fix a Python syntax error in the CGI script.
     - Fix compilation with g++ 4.0.
     - Fix a make check failure when valgrind is missing.
 
diff --git a/wrap/python/ajax/spot.in b/wrap/python/ajax/spot.in
index f73d6fe8b..f819bc396 100755
--- a/wrap/python/ajax/spot.in
+++ b/wrap/python/ajax/spot.in
@@ -1,7 +1,7 @@
 #!@PYTHON@
 # -*- mode: python; coding: iso-8859-1 -*-
-# Copyright (C) 2011 Laboratoire de Recherche et Développement de
-# l'Epita (LRDE).
+# Copyright (C) 2011, 2012 Laboratoire de Recherche et Développement
+# de l'Epita (LRDE).
 #
 # This file is part of Spot, a model checking library.
 #
@@ -45,7 +45,7 @@ if qs:
         print cache.read()
         # Touch the directory containing the files we used, so
         # it that it survives the browser's cache.
-        os.utime(imgprefix)
+        os.utime(imgprefix, None)
         exit(0)
     except IOError:
         # We failed to open the file.