diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index 35523bc062..1cf48af2fa 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -45,7 +45,7 @@ GEM
     patchelf (1.5.1)
       elftools (>= 1.3)
     plist (3.7.1)
-    prism (0.29.0)
+    prism (0.30.0)
     pry (0.14.2)
       coderay (~> 1.1)
       method_source (~> 1.0)
@@ -160,7 +160,6 @@ GEM
 
 PLATFORMS
   aarch64-linux
-  arm-linux
   arm64-darwin
   x86_64-darwin
   x86_64-linux