diff --git a/Formula/risingwave@1.1.rb b/Formula/risingwave@1.1.rb
index dbc841f..38a44cb 100644
--- a/Formula/risingwave@1.1.rb
+++ b/Formula/risingwave@1.1.rb
@@ -1,4 +1,4 @@
-class Risingwave < Formula
+class RisingwaveAT11 < Formula
   RW_VERSION = "1.1.2".freeze
   desc "Distributed SQL database for stream processing"
   homepage "https://github.com/risingwavelabs/risingwave"
diff --git a/Formula/risingwave@1.2.rb b/Formula/risingwave@1.2.rb
index 375cab4..f69b337 100644
--- a/Formula/risingwave@1.2.rb
+++ b/Formula/risingwave@1.2.rb
@@ -1,4 +1,4 @@
-class Risingwave < Formula
+class RisingwaveAT12 < Formula
   desc "Distributed SQL database for stream processing"
   homepage "https://github.com/risingwavelabs/risingwave"
   url "https://github.com/risingwavelabs/risingwave/archive/refs/tags/v1.2.0.tar.gz"