diff --git a/History.md b/History.md
index 957fde7..96c1a54 100644
--- a/History.md
+++ b/History.md
@@ -1,3 +1,7 @@
+# 0.4.0 / 2017-06-20
+
+  * Add `vault` template function
+
 # 0.3.0 / 2017-04-17
 
   * Add 'now' function and function tests
@@ -14,4 +18,4 @@
 
 # 0.1.0 / 2016-07-31
 
-  * initial version
\ No newline at end of file
+  * initial version