diff --git a/README.md b/README.md
index 92b6a29..94125a2 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,7 @@ brew install <some-tap>
 ## Available taps
 
 - [gwv](https://github.com/dotanuki-labs/gradle-wrapper-validator)
+- [gradle-wiper](https://github.com/dotanuki-labs/gradle-wiper)
 
 ## License
 
diff --git a/gwv.rb b/gwv.rb
index 0f57dbc..f0540fe 100644
--- a/gwv.rb
+++ b/gwv.rb
@@ -11,7 +11,7 @@ class Gwv < Formula
          when :x86_64 then "x86_64"
          when :arm64 then "aarch64"
          else
-           raise "gorush: Unsupported system architecture #{Hardware::CPU.arch}"
+           raise "gwv: Unsupported system architecture #{Hardware::CPU.arch}"
          end
 
   @@filename = "gwv-#{arch}-#{os}"
@@ -33,7 +33,7 @@ class Gwv < Formula
 
 
   def install
-    filename = Gwv.class_variable_get("@@filename")
+    filename = @@filename
     bin.install filename => "gwv"
   end