diff --git a/Gemfile.lock b/Gemfile.lock
index 2d3f977..50b585d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -185,7 +185,7 @@ GEM
       activerecord
       kaminari-core (= 1.2.1)
     kaminari-core (1.2.1)
-    kramdown (2.3.0)
+    kramdown (2.3.1)
       rexml
     listen (3.2.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
@@ -202,7 +202,9 @@ GEM
       rack-contrib (>= 1.1, < 3)
       railties (>= 3.0.0, < 7)
     method_source (1.0.0)
-    mimemagic (0.3.5)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.14.1)