diff --git a/blog/Gemfile.lock b/blog/Gemfile.lock
index b6d8d17..954ae8c 100644
--- a/blog/Gemfile.lock
+++ b/blog/Gemfile.lock
@@ -82,7 +82,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.1.5)
+    concurrent-ruby (1.1.10)
     connection_pool (2.2.2)
     crass (1.0.4)
     erubi (1.8.0)
@@ -90,10 +90,10 @@ GEM
     faraday (0.15.4)
       multipart-post (>= 1.2, < 3)
     ffi (1.11.1)
-    globalid (0.4.2)
-      activesupport (>= 4.2.0)
+    globalid (1.0.1)
+      activesupport (>= 5.0)
     googlecalendar (0.0.4)
-    i18n (1.6.0)
+    i18n (1.12.0)
       concurrent-ruby (~> 1.0)
     io-like (0.3.0)
     jbuilder (2.9.1)
@@ -117,10 +117,12 @@ 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)
+    minitest (5.15.0)
     msgpack (1.3.0)
     multipart-post (2.1.1)
     net-http-persistent (3.1.0)
@@ -211,7 +213,7 @@ GEM
     turbolinks (5.2.0)
       turbolinks-source (~> 5.2)
     turbolinks-source (5.2.0)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (4.1.20)
       execjs (>= 0.3.0, < 3)