diff --git a/rails/tweet_app/Gemfile.lock b/rails/tweet_app/Gemfile.lock
index ea5b762..b333c63 100644
--- a/rails/tweet_app/Gemfile.lock
+++ b/rails/tweet_app/Gemfile.lock
@@ -67,17 +67,19 @@ GEM
       mini_mime (>= 0.1.1)
     method_source (0.9.0)
     mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
     nio4r (2.2.0)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pry (0.11.3)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     pry-rails (0.3.4)
       pry (>= 0.9.10)
     puma (3.6.2)
+    racc (1.6.0)
     rack (2.0.4)
     rack-test (0.6.3)
       rack (>= 1.0)