diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0d84e22..2eedb12 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # CHANGE LOG
 
+## [1.4.0] 2024-03-23
+
+### Changed
+- Update ruby
+- Update bundlre
+- Update Jekyll
+
 ## [1.3.0] 2024-03-20
 
 ### Added
diff --git a/Dockerfile b/Dockerfile
index aba98c0..0dbb15d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:3.1.2
+FROM ruby:3.1.4
 
 RUN apt-get update && apt-get install -y libcurl4-openssl-dev
 
@@ -6,7 +6,7 @@ RUN mkdir -p /src
 COPY ./Gemfile /src
 COPY ./Gemfile.lock /src
 WORKDIR /src
-RUN gem install bundler:2.3.24
+RUN gem install bundler:2.3.27
 RUN bundle install
 
 COPY . /src
diff --git a/Gemfile.lock b/Gemfile.lock
index d3e1d6f..97cab59 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,7 +12,7 @@ GEM
       timers (~> 4.1)
     bigdecimal (3.1.7)
     colorator (1.1.0)
-    concurrent-ruby (1.1.10)
+    concurrent-ruby (1.2.3)
     console (1.23.6)
       fiber-annotation
       fiber-local
@@ -27,6 +27,8 @@ GEM
     fiber-annotation (0.2.0)
     fiber-local (1.0.0)
     forwardable-extended (2.6.0)
+    google-protobuf (4.26.0)
+      rake (>= 13)
     hashery (2.1.2)
     html-proofer (5.0.8)
       addressable (~> 2.3)
@@ -38,10 +40,10 @@ GEM
       yell (~> 2.0)
       zeitwerk (~> 2.5)
     http_parser.rb (0.8.0)
-    i18n (1.12.0)
+    i18n (1.14.4)
       concurrent-ruby (~> 1.0)
     io-event (1.5.1)
-    jekyll (4.3.0)
+    jekyll (4.3.3)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -59,8 +61,8 @@ GEM
       webrick (~> 1.7)
     jekyll-feed (0.15.0)
       jekyll (>= 3.7, < 5.0)
-    jekyll-sass-converter (2.2.0)
-      sassc (> 2.0.1, < 3.0)
+    jekyll-sass-converter (3.0.0)
+      sass-embedded (~> 1.54)
     jekyll-seo-tag (2.8.0)
       jekyll (>= 3.8, < 5.0)
     jekyll-watch (2.2.1)
@@ -70,8 +72,8 @@ GEM
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
-    liquid (4.0.3)
-    listen (3.7.1)
+    liquid (4.0.4)
+    listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.4.0)
@@ -94,15 +96,17 @@ GEM
     public_suffix (5.0.4)
     racc (1.7.3)
     rainbow (3.1.1)
+    rake (13.1.0)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.2.5)
-    rouge (4.0.0)
+    rexml (3.2.6)
+    rouge (4.2.1)
     ruby-rc4 (0.1.5)
     safe_yaml (1.0.5)
-    sassc (2.4.0)
-      ffi (~> 1.9)
+    sass-embedded (1.72.0)
+      google-protobuf (>= 3.25, < 5.0)
+      rake (>= 13.0.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     timers (4.3.5)
@@ -110,8 +114,8 @@ GEM
       bigdecimal (~> 3.1)
     typhoeus (1.4.1)
       ethon (>= 0.9.0)
-    unicode-display_width (2.3.0)
-    webrick (1.7.0)
+    unicode-display_width (2.5.0)
+    webrick (1.8.1)
     yell (2.2.2)
     zeitwerk (2.6.13)
 
@@ -127,4 +131,4 @@ DEPENDENCIES
   tzinfo-data
 
 BUNDLED WITH
-   2.3.24
+   2.3.27
diff --git a/README.md b/README.md
index f5f2596..6c367c9 100644
--- a/README.md
+++ b/README.md
@@ -67,6 +67,20 @@ docker build . -t tvl-web
 docker run --rm tvl-web
 ```
 
+#### Update jekll
+```
+docker compose up -d
+docker compose exec web bundle update jekyll
+```
+
+
+#### Run development jekll server
+Run the below command and then visit: http://localhost:4000
+
+```
+docker compose up -d
+```
+
 
 ## CI/CD