diff --git a/DESCRIPTION b/DESCRIPTION
index 58cd43f..f7abcfe 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: popbayes
 Type: Package
-Version: 1.2.0
+Version: 1.2.0.9000
 Title: Bayesian Model to Estimate Population Trends from Counts Series
 Authors@R: c(
     person(
diff --git a/NEWS.md b/NEWS.md
index d9ab819..5e08110 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,4 +1,4 @@
-# popbayes 1.2.0
+# popbayes (development version)
 
 # popbayes 1.2