diff --git a/Gemfile.lock b/Gemfile.lock
index 06267d0..a8fae8c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -176,7 +176,9 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mimemagic (0.3.4)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.14.0)
@@ -185,7 +187,7 @@ GEM
     multi_json (1.14.1)
     multi_xml (0.6.0)
     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
     orm_adapter (0.5.0)
     popper_js (1.16.0)
     public_suffix (4.0.3)
-    puma (4.3.3)
+    puma (4.3.8)
       nio4r (~> 2.0)
     rack (2.2.2)
     rack-protection (2.0.8.1)