diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index a710ecef0b..2e8df1ca67 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -11,7 +11,7 @@ GEM
       public_suffix (>= 2.0.2, < 5.0)
     ast (2.4.2)
     bindata (2.4.10)
-    bootsnap (1.9.0)
+    bootsnap (1.9.1)
       msgpack (~> 1.0)
     byebug (11.1.3)
     coderay (1.1.3)
diff --git a/Library/Homebrew/sorbet/rbi/gems/bootsnap@1.9.0.rbi b/Library/Homebrew/sorbet/rbi/gems/bootsnap@1.9.1.rbi
similarity index 100%
rename from Library/Homebrew/sorbet/rbi/gems/bootsnap@1.9.0.rbi
rename to Library/Homebrew/sorbet/rbi/gems/bootsnap@1.9.1.rbi
diff --git a/Library/Homebrew/vendor/bundle/bundler/setup.rb b/Library/Homebrew/vendor/bundle/bundler/setup.rb
index feb39f570f..51a0ba4776 100644
--- a/Library/Homebrew/vendor/bundle/bundler/setup.rb
+++ b/Library/Homebrew/vendor/bundle/bundler/setup.rb
@@ -15,8 +15,8 @@ $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/ast-2.4.2/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/bindata-2.4.10/lib"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/extensions/x86_64-darwin-14/2.6.0-static/msgpack-1.4.2"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/msgpack-1.4.2/lib"
-$:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/extensions/x86_64-darwin-14/2.6.0-static/bootsnap-1.9.0"
-$:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/bootsnap-1.9.0/lib"
+$:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/extensions/x86_64-darwin-14/2.6.0-static/bootsnap-1.9.1"
+$:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/bootsnap-1.9.1/lib"
 $:.unshift "#{path}/"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/extensions/x86_64-darwin-14/2.6.0-static/byebug-11.1.3"
 $:.unshift "#{path}/../#{ruby_engine}/#{ruby_version}/gems/byebug-11.1.3/lib"