diff --git a/changelog.md b/changelog.md
index 2a01b8d..bcc65d9 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [1.21.0](https://github.com/ehmpathy/type-fns/compare/v1.20.2...v1.21.0) (2025-11-28)
+
+
+### Features
+
+* **assure:** narrow types more composably via assure type guard ([76f6b8e](https://github.com/ehmpathy/type-fns/commit/76f6b8ef3736d19bdbcfe517dfcabe83ae077dad))
+
+
+### Bug Fixes
+
+* **audit:** apply npm audit fix ([5570f66](https://github.com/ehmpathy/type-fns/commit/5570f661189313173f8fdabcee53f9c5f2a917f0))
+
 ## [1.20.2](https://github.com/ehmpathy/type-fns/compare/v1.20.1...v1.20.2) (2025-09-01)
 
 
diff --git a/package-lock.json b/package-lock.json
index b2bdb98..782c930 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "type-fns",
-  "version": "1.20.2",
+  "version": "1.21.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "type-fns",
-      "version": "1.20.2",
+      "version": "1.21.0",
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index e166643..4659f0b 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "type-fns",
   "author": "ehmpathy",
   "description": "A set of types, type checks, and type guards for simpler, safer, and easier to read code.",
-  "version": "1.20.2",
+  "version": "1.21.0",
   "repository": "ehmpathy/type-fns",
   "homepage": "https://github.com/ehmpathy/type-fns",
   "keywords": [