diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index 4e10ef1ab9..a56ff68a53 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -44,7 +44,7 @@ GEM
     pry (0.15.2)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    public_suffix (6.0.1)
+    public_suffix (6.0.2)
     pycall (1.5.2)
     racc (1.8.1)
     rainbow (3.1.1)
@@ -161,7 +161,6 @@ GEM
 
 PLATFORMS
   aarch64-linux
-  arm-linux
   arm64-darwin
   x86_64-darwin
   x86_64-linux