diff --git a/Gemfile.lock b/Gemfile.lock
index 76bafa3..b3c7f11 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.0.7.2)
+    activesupport (5.2.4.3)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -10,7 +10,7 @@ GEM
       public_suffix (>= 2.0.2, < 5.0)
     autoprefixer-rails (9.5.1.1)
       execjs
-    backports (3.17.0)
+    backports (3.17.2)
     coffee-script (2.4.1)
       coffee-script-source
       execjs
@@ -36,19 +36,19 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
     memoist (0.16.2)
-    middleman (4.3.6)
+    middleman (4.3.7)
       coffee-script (~> 2.2)
       haml (>= 4.0.5)
       kramdown (~> 1.2)
-      middleman-cli (= 4.3.6)
-      middleman-core (= 4.3.6)
+      middleman-cli (= 4.3.7)
+      middleman-core (= 4.3.7)
     middleman-autoprefixer (2.10.1)
       autoprefixer-rails (~> 9.1)
       middleman-core (>= 3.3.3)
-    middleman-cli (4.3.6)
+    middleman-cli (4.3.7)
       thor (>= 0.17.0, < 2.0)
-    middleman-core (4.3.6)
-      activesupport (>= 4.2, < 5.1)
+    middleman-core (4.3.7)
+      activesupport (>= 4.2, < 6.0)
       addressable (~> 2.3)
       backports (~> 3.6)
       bundler
@@ -77,7 +77,7 @@ GEM
       middleman-core (>= 3.2)
       rouge (~> 3.2)
     mini_portile2 (2.4.0)
-    minitest (5.14.0)
+    minitest (5.14.1)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     padrino-helpers (0.13.3.4)
@@ -87,9 +87,9 @@ GEM
     padrino-support (0.13.3.4)
       activesupport (>= 3.1)
     parallel (1.19.1)
-    public_suffix (4.0.3)
+    public_suffix (4.0.5)
     rack (2.2.2)
-    rb-fsevent (0.10.3)
+    rb-fsevent (0.10.4)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     redcarpet (3.4.0)