diff --git a/Gemfile b/Gemfile
index 06504cc..3c29186 100644
--- a/Gemfile
+++ b/Gemfile
@@ -20,7 +20,7 @@ group :typecheck do
 end
 
 group :test do
-  gem 'mocha', '~> 2.4.0', require: false
+  gem 'mocha', '~> 2.7.1', require: false
   gem 'minitest', '>= 5.0.0', require: false
   gem 'minitest-reporters', require: false
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index bfbcb51..1cf6d5a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,31 +9,41 @@ GEM
   specs:
     ansi (1.5.0)
     ast (2.4.3)
-    benchmark (0.4.1)
     builder (3.3.0)
     byebug (12.0.0)
     cli-ui (2.4.0)
+    coderay (1.1.3)
+    commander (5.0.0)
+      highline (~> 3.0.0)
     docile (1.4.1)
     erubi (1.13.1)
+    highline (3.0.1)
     json (2.15.1)
     language_server-protocol (3.17.0.5)
     lint_roller (1.1.0)
     logger (1.7.0)
     method_source (1.1.0)
-    minitest (5.25.5)
+    minitest (5.26.0)
     minitest-reporters (1.7.1)
       ansi
       builder
       minitest (>= 5.0)
       ruby-progressbar
-    mocha (2.4.5)
+    mocha (2.7.1)
       ruby2_keywords (>= 0.0.5)
-    netrc (0.11.0)
     parallel (1.27.0)
+    parlour (9.1.2)
+      commander (~> 5.0)
+      parser
+      rainbow (~> 3.0)
+      sorbet-runtime (>= 0.5)
     parser (3.3.9.0)
       ast (~> 2.4.1)
       racc
     prism (1.5.1)
+    pry (0.15.2)
+      coderay (~> 1.1)
+      method_source (~> 1.0)
     racc (1.8.1)
     rainbow (3.1.1)
     rake (13.3.0)
@@ -74,15 +84,15 @@ GEM
       simplecov_json_formatter (~> 0.1)
     simplecov-html (0.13.2)
     simplecov_json_formatter (0.1.4)
-    sorbet (0.6.12627)
-      sorbet-static (= 0.6.12627)
-    sorbet-runtime (0.6.12627)
-    sorbet-static (0.6.12627-aarch64-linux)
-    sorbet-static (0.6.12627-universal-darwin)
-    sorbet-static (0.6.12627-x86_64-linux)
-    sorbet-static-and-runtime (0.6.12627)
-      sorbet (= 0.6.12627)
-      sorbet-runtime (= 0.6.12627)
+    sorbet (0.6.12638)
+      sorbet-static (= 0.6.12638)
+    sorbet-runtime (0.6.12638)
+    sorbet-static (0.6.12638-aarch64-linux)
+    sorbet-static (0.6.12638-universal-darwin)
+    sorbet-static (0.6.12638-x86_64-linux)
+    sorbet-static-and-runtime (0.6.12638)
+      sorbet (= 0.6.12638)
+      sorbet-runtime (= 0.6.12638)
     spoom (1.6.3)
       erubi (>= 1.10.0)
       prism (>= 0.28.0)
@@ -90,24 +100,17 @@ GEM
       rexml (>= 3.2.6)
       sorbet-static-and-runtime (>= 0.5.10187)
       thor (>= 0.19.2)
-    tapioca (0.16.11)
-      benchmark
-      bundler (>= 2.2.25)
-      netrc (>= 0.11.0)
-      parallel (>= 1.21.0)
-      rbi (~> 0.2)
-      sorbet-static-and-runtime (>= 0.5.11087)
-      spoom (>= 1.2.0)
-      thor (>= 1.2.0)
-      yard-sorbet
+    tapioca (0.4.13)
+      parlour (>= 2.1.0)
+      pry (>= 0.12.2)
+      sorbet-runtime
+      sorbet-static (>= 0.4.4471)
+      spoom
+      thor (>= 0.19.2)
     thor (1.4.0)
     unicode-display_width (3.2.0)
       unicode-emoji (~> 4.1)
     unicode-emoji (4.1.0)
-    yard (0.9.37)
-    yard-sorbet (0.9.0)
-      sorbet-runtime
-      yard
 
 PLATFORMS
   aarch64-linux
@@ -122,7 +125,7 @@ DEPENDENCIES
   method_source
   minitest (>= 5.0.0)
   minitest-reporters
-  mocha (~> 2.4.0)
+  mocha (~> 2.7.1)
   rake (~> 13.0)
   rubocop
   rubocop-rake