diff --git a/CHANGELOG.md b/CHANGELOG.md
index d95715510..c073b9069 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## [1.21.0.0] - 2026-04-28
+## [1.16.0.0] - 2026-04-28
 
 ## **Paired-agent tunnel allowlist now matches what the docs already promised. Catch-22 resolved, gate is unit-testable.**
 
diff --git a/VERSION b/VERSION
index 887344e04..6d98661ff 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.21.0.0
+1.16.0.0
diff --git a/package.json b/package.json
index ef060fa8a..4aac18f0b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gstack",
-  "version": "1.21.0.0",
+  "version": "1.16.0.0",
   "description": "Garry's Stack — Claude Code skills + fast headless browser. One repo, one install, entire AI engineering workflow.",
   "license": "MIT",
   "type": "module",