diff --git a/.ruby-version b/.ruby-version
index 56b1397d..f0c2138b 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-ruby-2.5.8
+ruby-2.7.8
diff --git a/Gemfile b/Gemfile
index 745449c0..a4db9a52 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,7 +3,7 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby '2.5.8'
+ruby '2.7.8'
 
 gem 'rails', '~> 5.2.4.2'
 gem 'pg', '>= 0.18', '< 2.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index ed74f7fd..407bf6f2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -66,8 +66,8 @@ GEM
     bindex (0.5.0)
     binding_of_caller (0.8.0)
       debug_inspector (>= 0.0.1)
-    bootsnap (1.3.2)
-      msgpack (~> 1.0)
+    bootsnap (1.16.0)
+      msgpack (~> 1.2)
     bootstrap_form (4.2.0)
       actionpack (>= 5.0)
       activemodel (>= 5.0)
@@ -111,7 +111,7 @@ GEM
     factory_bot_rails (5.1.0)
       factory_bot (~> 5.1.0)
       railties (>= 4.2.0)
-    ffi (1.9.25)
+    ffi (1.15.5)
     gemoji (3.0.1)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
@@ -153,14 +153,15 @@ GEM
       nokogiri (~> 1)
       rake
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.2)
     minitest (5.14.0)
-    msgpack (1.2.4)
+    msgpack (1.7.1)
     multi_json (1.13.1)
     netrc (0.11.0)
     nio4r (2.5.2)
-    nokogiri (1.10.9)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.15.3)
+      mini_portile2 (~> 2.8.2)
+      racc (~> 1.4)
     parallel (1.23.0)
     parser (3.2.2.3)
       ast (~> 2.4.1)
@@ -213,9 +214,9 @@ GEM
       thor (>= 0.19.0, < 2.0)
     rainbow (3.1.1)
     rake (13.0.1)
-    rb-fsevent (0.10.3)
-    rb-inotify (0.9.10)
-      ffi (>= 0.5.0, < 2)
+    rb-fsevent (0.11.2)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
     redis (4.1.0)
     regexp_parser (2.8.1)
     rest-client (2.0.2)
@@ -375,7 +376,7 @@ DEPENDENCIES
   webpacker (~> 5.0.1)
 
 RUBY VERSION
-   ruby 2.5.8p224
+   ruby 2.7.8p225
 
 BUNDLED WITH
    1.17.3