diff --git a/Gemfile.lock b/Gemfile.lock
index 7e42701d..43e6f4b6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -177,9 +177,11 @@ GEM
       mimemagic (~> 0.3.2)
     metaclass (0.0.4)
     method_source (0.9.2)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.1)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.6.1)
     minitest (5.11.3)
     minitest-capybara (0.8.2)
       capybara (~> 2.2)
@@ -201,13 +203,15 @@ GEM
       metaclass (~> 0.0.1)
     msgpack (1.2.9)
     nio4r (2.3.1)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.0)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     orm_adapter (0.5.0)
     pg (1.1.4)
     popper_js (1.14.5)
     public_suffix (4.0.1)
     puma (3.12.1)
+    racc (1.5.2)
     rack (2.0.7)
     rack-cors (1.0.3)
     rack-proxy (0.6.4)