diff --git a/HISTORY.md b/HISTORY.md
index 8cf7f5a..638457b 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,5 +1,5 @@
-unreleased
-==========
+1.9.1 / 2018-09-10
+==================
 
   * Fix using special characters in format
   * deps: depd@~1.1.2
diff --git a/package.json b/package.json
index 077e13a..c90cf77 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "morgan",
   "description": "HTTP request logger middleware for node.js",
-  "version": "1.9.0",
+  "version": "1.9.1",
   "contributors": [
     "Douglas Christopher Wilson <doug@somethingdoug.com>",
     "Jonathan Ong <me@jongleberry.com> (http://jongleberry.com)"