diff --git a/ChangeLog b/ChangeLog
index e5db55d8c..d8a234e66 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2004-03-09  Alexandre Duret-Lutz  <adl@src.lip6.fr>
+
+	* configure.ac, NEWS: Bump version to 0.0s.
+
 2004-03-08  Alexandre Duret-Lutz  <adl@src.lip6.fr>
 
 	* configure.ac, NEWS: Bump version to 0.0r.
diff --git a/NEWS b/NEWS
index 79cd9ccfd..a584e8d4c 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,5 @@
+New in spot 0.0s:
+
 New in spot 0.0r (2004-03-08):
 
   * In ltl_to_tgba_fm:
diff --git a/configure.ac b/configure.ac
index fa433baa0..85cfdeca7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -20,7 +20,7 @@
 # 02111-1307, USA.
 
 AC_PREREQ([2.57])
-AC_INIT([spot], [0.0r])
+AC_INIT([spot], [0.0s])
 AC_CONFIG_AUX_DIR([tools])
 AM_INIT_AUTOMAKE([gnits nostdinc 1.8])