diff --git a/Gemfile.lock b/Gemfile.lock
index 08e26a3..b4b7bde 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -82,7 +82,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.6)
-    connection_pool (2.2.3)
+    connection_pool (2.2.5)
     crass (1.0.6)
     devise (4.7.2)
       bcrypt (~> 3.0)
@@ -146,7 +146,9 @@ 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)
@@ -214,7 +216,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rdoc (4.3.0)
-    redis (4.2.1)
+    redis (4.5.1)
     regexp_parser (1.7.1)
     responders (3.0.1)
       actionpack (>= 5.0)
@@ -249,11 +251,10 @@ GEM
     sdoc (0.4.2)
       json (~> 1.7, >= 1.7.7)
       rdoc (~> 4.0)
-    sidekiq (6.0.7)
+    sidekiq (6.4.0)
       connection_pool (>= 2.2.2)
       rack (~> 2.0)
-      rack-protection (>= 2.0.0)
-      redis (>= 4.1.0)
+      redis (>= 4.2.0)
     simple_oauth (0.3.1)
     sinatra (2.0.8.1)
       mustermann (~> 1.0)