diff --git a/Gemfile.lock b/Gemfile.lock
index 4ddbae9..ec38e5c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -189,14 +189,16 @@ GEM
     meta-tags (2.13.0)
       actionpack (>= 3.2.0, < 6.1)
     method_source (1.0.0)
-    mimemagic (0.3.4)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_magick (4.10.1)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.14.0)
     msgpack (1.3.3)
     multipart-post (2.1.1)
-    nio4r (2.5.2)
+    nio4r (2.5.7)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     oauth (0.5.4)
@@ -215,7 +217,7 @@ GEM
       ast (~> 2.4.0)
     pg (1.2.2)
     public_suffix (4.0.4)
-    puma (4.3.5)
+    puma (4.3.8)
       nio4r (~> 2.0)
     rack (2.2.3)
     rack-proxy (0.6.5)