diff --git a/DESCRIPTION b/DESCRIPTION
index dfdcf2a..f3c99d6 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: contactdata
 Title: Social Contact Matrices for 177 Countries
-Version: 1.1.0
+Version: 1.1.0.9000
 Authors@R: 
     c(person(given = "Hugo",
              family = "Gruson",
diff --git a/NEWS.md b/NEWS.md
index b012564..68a92f2 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,5 @@
+# contactdata (development version)
+
 # contactdata 1.1.0
 
 ## Bug fix