diff --git "a/Tu\341\272\247n3-toy_app/Gemfile.lock" "b/Tu\341\272\247n3-toy_app/Gemfile.lock"
index 0cb90bb..f285003 100644
--- "a/Tu\341\272\247n3-toy_app/Gemfile.lock"
+++ "b/Tu\341\272\247n3-toy_app/Gemfile.lock"
@@ -96,7 +96,9 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.0)
-    mimemagic (0.3.2)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.1)
     mini_portile2 (2.3.0)
     minitest (5.11.3)
@@ -107,7 +109,7 @@ GEM
       mini_portile2 (~> 2.3.0)
     public_suffix (3.0.3)
     puma (3.12.0)
-    rack (2.0.5)
+    rack (2.2.6.2)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.1)