diff --git a/README.md b/README.md
index 27f81f0..07785c7 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,11 @@
 # racket-webview-qt
 
-The Qt backend of racket-webview
\ No newline at end of file
+The Qt backend of racket-webview
+
+# Version 0.2.2
+
+QtWebEngine select popup rendering issue observed with older Qt 6.x.
+Symptom: native HTML <select> popup keeps growing/repainting while open;
+QtWebEngine process busy, Racket process idle.
+Resolved by upgrading to Qt 6.11.1.
+