diff --git a/VERSION b/VERSION
index 600e6fd..fb7a04c 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-v0.3.3
+v0.4.0
diff --git a/zsh-autosuggestions.zsh b/zsh-autosuggestions.zsh
index bdc9bcc..0d389ec 100644
--- a/zsh-autosuggestions.zsh
+++ b/zsh-autosuggestions.zsh
@@ -1,6 +1,6 @@
 # Fish-like fast/unobtrusive autosuggestions for zsh.
 # https://github.com/zsh-users/zsh-autosuggestions
-# v0.3.3
+# v0.4.0
 # Copyright (c) 2013 Thiago de Arruda
 # Copyright (c) 2016-2017 Eric Freese
 #