diff --git a/centralized_logging/elk_rails_sample/app/Gemfile.lock b/centralized_logging/elk_rails_sample/app/Gemfile.lock
index cf373c0..9041087 100644
--- a/centralized_logging/elk_rails_sample/app/Gemfile.lock
+++ b/centralized_logging/elk_rails_sample/app/Gemfile.lock
@@ -85,16 +85,20 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mimemagic (0.3.2)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.1)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.8.1)
     minitest (5.11.3)
     multi_json (1.13.1)
     nio4r (2.3.1)
-    nokogiri (1.8.5)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.14.2)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pg (1.1.3)
     puma (3.12.0)
+    racc (1.6.2)
     rack (2.0.6)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)