diff --git a/DESCRIPTION b/DESCRIPTION
index 1b33d5d..f3fabb1 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: JSmediation
 Title: Mediation Analysis Using Joint Significance
-Version: 0.2.3
+Version: 0.2.3.9000
 Authors@R: 
     c(person(given = "Cédric",
              family = "Batailler",
diff --git a/NEWS.md b/NEWS.md
index 640f33b..9d3a10e 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,5 @@
+# JSmediation (development version)
+
 # JSmediation (0.2.3)
 
 * Improve cross-refs in documentation