diff --git a/Gemfile.lock b/Gemfile.lock
index 1797078..7ce13dc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -173,7 +173,9 @@ GEM
     memoizable (0.4.2)
       thread_safe (~> 0.3, >= 0.3.1)
     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)
@@ -188,7 +190,7 @@ GEM
     pg (1.1.4)
     public_suffix (4.0.3)
     puma (3.12.6)
-    rack (2.2.3)
+    rack (2.2.6.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.4.3)