diff --git a/Gemfile.lock b/Gemfile.lock
index a7909e5..eb036a0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -109,13 +109,15 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.11.3)
     msgpack (1.3.1)
     nenv (0.3.0)
-    nio4r (2.5.1)
+    nio4r (2.5.8)
     nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     notiffany (0.1.3)
@@ -128,7 +130,7 @@ GEM
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
-    puma (4.1.0)
+    puma (4.3.11)
       nio4r (~> 2.0)
     rack (2.0.7)
     rack-protection (2.0.7)