diff --git a/Casks/r/ringcentral.rb b/Casks/r/ringcentral.rb
index 0d0ac71a53..17027e6e5f 100644
--- a/Casks/r/ringcentral.rb
+++ b/Casks/r/ringcentral.rb
@@ -1,7 +1,7 @@
 cask "ringcentral" do
   arch arm: "-arm"
 
-  version "23.4.12"
+  version "23.4.21"
   sha256 :no_check
 
   url "https://app.ringcentral.com/download/RingCentral#{arch}.pkg"