diff --git a/.ruby-version b/.ruby-version
index a603bb50a29e354cfdf452850141fcb013b0a71a..49cdd668e1c82b32c9adc54b07e5c52757e6b93a 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.7.5
+2.7.6
diff --git a/Gemfile b/Gemfile
index 3567fd463d88f5624ed62a55e8d49fe5d96961fc..3e699d603260c825f1e5c527953120b91c056cb0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby '2.7.5'
+ruby '2.7.6'
 
 # Infrastructure
 gem 'angularjs-rails'
diff --git a/Gemfile.lock b/Gemfile.lock
index c079e798ebbca32096ad517a5dd282dcea8ce81c..96f026b54f40a0c01343f38563ecb3eb4a969c85 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,9 +1,10 @@
 GIT
   remote: https://github.com/noesya/summernote-rails.git
-  revision: 374f77a807135d22c148cd4282d37416b1d00450
+  revision: 9a4e669ae6c4f50f7d08cd6939cdff719d135c9d
   branch: activestorage
   specs:
-    summernote-rails (0.8.20.2)
+    summernote-rails (0.8.20.6)
+      nokogiri
       rails (>= 6.0)
 
 GIT
@@ -297,6 +298,7 @@ GEM
     mime-types-data (3.2022.0105)
     mini_magick (4.11.0)
     mini_mime (1.1.2)
+    mini_portile2 (2.8.0)
     minitest (5.16.0)
     msgpack (1.5.2)
     multi_json (1.15.0)
@@ -306,6 +308,9 @@ GEM
       ruby2_keywords (~> 0.0.1)
     nesty (1.0.2)
     nio4r (2.5.8)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     nokogiri (1.13.6-arm64-darwin)
       racc (~> 1.4)
     nokogiri (1.13.6-x86_64-darwin)
@@ -492,6 +497,7 @@ GEM
 
 PLATFORMS
   arm64-darwin-21
+  ruby
   x86_64-darwin-21
   x86_64-linux
 
@@ -558,7 +564,7 @@ DEPENDENCIES
   webmock
 
 RUBY VERSION
-   ruby 2.7.5p203
+   ruby 2.7.6p219
 
 BUNDLED WITH
-   2.3.15
+   2.3.12