diff --git a/Gemfile.lock b/Gemfile.lock
index a7809d0..3672498 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -194,14 +194,17 @@ GEM
     mime-types (3.3)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.1009)
-    mimemagic (0.3.3)
+    mimemagic (0.4.3)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.13.0)
     multi_xml (0.6.0)
     nio4r (2.5.2)
-    nokogiri (1.10.5)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pg (1.1.4)
     pry (0.12.2)
       coderay (~> 1.1.0)
@@ -209,6 +212,7 @@ GEM
     public_suffix (4.0.1)
     puma (4.3.0)
       nio4r (~> 2.0)
+    racc (1.6.0)
     rack (2.0.7)
     rack-proxy (0.6.5)
       rack