diff --git a/Gemfile.lock b/Gemfile.lock
index c8bbf42..3f36210 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -151,9 +151,11 @@ GEM
     mime-types (3.3)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.1009)
-    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)
     mini_racer (0.2.8)
       libv8 (>= 6.9.411)
     minitest (5.13.0)
@@ -163,8 +165,9 @@ GEM
     net-ping (2.0.6)
     netaddr (1.5.1)
     nio4r (2.5.2)
-    nokogiri (1.10.5)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.4)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     open_uri_redirections (0.2.1)
     openssl (2.1.2)
     orm_adapter (0.5.0)
@@ -173,6 +176,7 @@ GEM
     public_suffix (4.0.1)
     puma (4.3.1)
       nio4r (~> 2.0)
+    racc (1.5.2)
     rack (2.0.7)
     rack-protection (2.0.4)
       rack