diff --git a/RailsProjects/alpha-blog/Gemfile.lock b/RailsProjects/alpha-blog/Gemfile.lock
index 3ae4bab..9c23887 100644
--- a/RailsProjects/alpha-blog/Gemfile.lock
+++ b/RailsProjects/alpha-blog/Gemfile.lock
@@ -99,12 +99,13 @@ GEM
     method_source (0.9.2)
     mimemagic (0.3.5)
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.14.2)
     msgpack (1.3.3)
     nio4r (2.5.4)
-    nokogiri (1.10.10)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     parallel (1.20.0)
     parser (2.7.2.0)
       ast (~> 2.4.1)
@@ -116,6 +117,7 @@ GEM
       pry (>= 0.10.4)
     public_suffix (4.0.6)
     puma (3.12.6)
+    racc (1.6.0)
     rack (2.2.3)
     rack-proxy (0.6.5)
       rack
@@ -165,13 +167,6 @@ GEM
       unicode-display_width (>= 1.4.0, < 2.0)
     rubocop-ast (1.1.1)
       parser (>= 2.7.1.5)
-    rubocop-performance (1.9.0)
-      rubocop (>= 0.90.0, < 2.0)
-      rubocop-ast (>= 0.4.0)
-    rubocop-rails (2.8.1)
-      activesupport (>= 4.2.0)
-      rack (>= 1.1)
-      rubocop (>= 0.87.0)
     ruby-progressbar (1.10.1)
     ruby_dep (1.5.0)
     rubyzip (2.3.0)
@@ -248,8 +243,6 @@ DEPENDENCIES
   puma (~> 3.11)
   rails (~> 6.0.0)
   rubocop (~> 1.3)
-  rubocop-performance (~> 1.9)
-  rubocop-rails (~> 2.8)
   rufo (~> 0.12.0)
   sass-rails (~> 5)
   selenium-webdriver