diff --git a/CHANGES.rst b/CHANGES.rst
index 45e57f2..e842c8a 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -3,6 +3,12 @@
 =========
 
 
+2.1.2 (unreleased)
+==================
+
+- Nothing changed yet.
+
+
 2.1.1 (2019-01-07)
 ==================
 
diff --git a/version.txt b/version.txt
index 3e3c2f1..6da5268 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-2.1.1
+2.1.2.dev0