diff --git a/Gemfile.lock b/Gemfile.lock
index 681266a..1341b22 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -134,15 +134,18 @@ GEM
     mime-types (3.3)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.0904)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.5.1)
     minitest (5.11.3)
     msgpack (1.3.1)
     netrc (0.11.0)
     nio4r (2.5.1)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.4)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     pg (1.1.4)
     pry (0.12.2)
       coderay (~> 1.1.0)
@@ -151,6 +154,7 @@ GEM
       pry (>= 0.10.4)
     public_suffix (4.0.1)
     puma (3.12.1)
+    racc (1.5.2)
     rack (2.0.7)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)