diff --git a/Gemfile.lock b/Gemfile.lock
index 6f83797..913cab5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -84,14 +84,17 @@ 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 (2.6.1)
     minitest (5.11.3)
     msgpack (1.3.1)
     nio4r (2.4.0)
-    nokogiri (1.10.5)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     pg (1.1.4)
     pry (0.12.2)
       coderay (~> 1.1.0)
@@ -102,6 +105,7 @@ GEM
     pry-rails (0.3.9)
       pry (>= 0.10.4)
     puma (3.12.2)
+    racc (1.5.2)
     rack (2.0.8)
     rack-proxy (0.6.5)
       rack