diff --git a/CHANGELOG.md b/CHANGELOG.md
index 852e4ab3b..87607611d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+## Next version (Unreleased)
+
+FEATURES:
+
+IMPROVEMENTS:
+
+BUG FIXES:
+
 ## 2.2.4 (February 27, 2019)
 
 FEATURES:
diff --git a/version.txt b/version.txt
index 530cdd91a..3cb1602cd 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-2.2.4
+2.2.5.dev