diff --git a/doc/go1.22.html b/doc/go1.22.html
index c4337f1fe7767..a2ae843bc7d7a 100644
--- a/doc/go1.22.html
+++ b/doc/go1.22.html
@@ -895,6 +895,9 @@ <h3 id="darwin">Darwin</h3>
   On 64-bit ARM-based macOS (the <code>darwin/arm64</code> port),
   the Go toolchain already generates PIE by default.
 </p>
+<p><!-- go.dev/issue/64207 -->
+  Go 1.22 is the last release that will run on macOS 10.15 Catalina. Go 1.23 will require macOS 11 Big Sur or later.
+</p>
 
 <h3 id="arm">Arm</h3>
 <p><!-- CL 514907 -->