diff --git a/HISTORY.md b/HISTORY.md
index 46655616c..1555055e8 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,5 +1,5 @@
-unreleased
-==========
+1.47.0 / 2021-04-01
+===================
 
   * Add new upstream MIME types
   * Remove ambigious extensions from IANA for `application/*+xml` types
diff --git a/package.json b/package.json
index dd14d37a2..bd6403fb6 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "mime-db",
   "description": "Media Type Database",
-  "version": "1.46.0",
+  "version": "1.47.0",
   "contributors": [
     "Douglas Christopher Wilson <doug@somethingdoug.com>",
     "Jonathan Ong <me@jongleberry.com> (http://jongleberry.com)",