diff --git a/Gemfile.lock b/Gemfile.lock
index 06d8bbf..37e74e3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -162,7 +162,9 @@ GEM
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.0331)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_magick (4.9.5)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
@@ -172,13 +174,13 @@ GEM
     net-http-persistent (3.0.1)
       connection_pool (~> 2.2)
     netrc (0.11.0)
-    nio4r (2.5.2)
+    nio4r (2.5.8)
     nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     os (1.0.1)
     pg (1.1.4)
     public_suffix (3.1.1)
-    puma (4.3.5)
+    puma (4.3.12)
       nio4r (~> 2.0)
     rack (2.2.3)
     rack-proxy (0.6.5)