diff --git a/CHANGELOG.md b/CHANGELOG.md
index ac7faee..073e2e4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+## [0.64.1](https://github.com/openziti/ziti-browzer-runtime/compare/v0.64.0...v0.64.1) (2024-04-01)
+
+
+### Bug Fixes
+
+* Properly handle unspecified XHR 'sync' parm ([#278](https://github.com/openziti/ziti-browzer-runtime/issues/278)) ([249ca86](https://github.com/openziti/ziti-browzer-runtime/commit/249ca860307083615b3b48d321e7561396d44211))
+
+
+
 # [0.64.0](https://github.com/openziti/ziti-browzer-runtime/compare/v0.63.2...v0.64.0) (2024-03-31)
 
 
diff --git a/package.json b/package.json
index 1ba0216..7b1ad5f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@openziti/ziti-browzer-runtime",
-  "version": "0.64.0",
+  "version": "0.64.1",
   "type": "module",
   "description": "The Ziti JavaScript runtime that is auto-injected into the Page of a Zitified web app",
   "scripts": {