diff --git a/Gemfile.lock b/Gemfile.lock
index d287911..5d625c1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -38,8 +38,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     arel (8.0.0)
     bindex (0.7.0)
     builder (3.2.3)
@@ -64,6 +64,7 @@ GEM
     crass (1.0.4)
     erubi (1.8.0)
     execjs (2.7.0)
+    ffi (1.11.1)
     ffi (1.11.1-x86-mingw32)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
@@ -81,10 +82,13 @@ GEM
     mini_portile2 (2.4.0)
     minitest (5.11.3)
     nio4r (2.3.1)
+    nokogiri (1.10.3)
+      mini_portile2 (~> 2.4.0)
     nokogiri (1.10.3-x86-mingw32)
       mini_portile2 (~> 2.4.0)
+    pg (1.1.4)
     pg (1.1.4-x86-mingw32)
-    public_suffix (3.1.1)
+    public_suffix (4.0.6)
     puma (3.12.1)
     rack (2.0.7)
     rack-test (1.1.0)
@@ -166,6 +170,7 @@ GEM
       nokogiri (~> 1.8)
 
 PLATFORMS
+  ruby
   x86-mingw32
 
 DEPENDENCIES