diff --git a/HISTORY.md b/HISTORY.md
index cdedd33..488effa 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,5 +1,5 @@
-unreleased
-==========
+0.5.4 / 2021-12-10
+==================
 
   * deps: safe-buffer@5.2.1
 
diff --git a/package.json b/package.json
index 5a5f495..43c70ce 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "content-disposition",
   "description": "Create and parse Content-Disposition header",
-  "version": "0.5.3",
+  "version": "0.5.4",
   "author": "Douglas Christopher Wilson <doug@somethingdoug.com>",
   "license": "MIT",
   "keywords": [