diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index d5fe9124..dfc85f25 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,11 @@
 Toolium Changelog
 =================
 
+v3.8.4
+------
+
+*Release date: In development*
+
 v3.8.3
 ------
 
diff --git a/VERSION b/VERSION
index 269aa9c8..260c4c6d 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.8.3
+3.8.4.dev0