diff --git a/Gemfile.lock b/Gemfile.lock
index 019ab5f..b285733 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -130,9 +130,11 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     mini_racer (0.2.6)
       libv8 (>= 6.9.411)
     minitest (5.11.3)
@@ -140,14 +142,16 @@ GEM
     mysql2 (0.5.2)
     nested_form (0.3.2)
     nio4r (2.5.1)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     omniauth (1.9.0)
       hashie (>= 3.4.6, < 3.7.0)
       rack (>= 1.6.2, < 3)
     orm_adapter (0.5.0)
     public_suffix (4.0.1)
     puma (3.12.1)
+    racc (1.6.0)
     rack (2.0.8)
     rack-pjax (1.1.0)
       nokogiri (~> 1.5)