diff --git a/Gemfile b/Gemfile
index d8c996cf6c4..7fd6c6e2d93 100644
--- a/Gemfile
+++ b/Gemfile
@@ -357,7 +357,7 @@ group :development, :test do
   gem 'rubocop-rspec', '~> 1.22.1'
 
   gem 'scss_lint', '~> 0.56.0', require: false
-  gem 'haml_lint', '~> 0.26.0', require: false
+  gem 'haml_lint', '~> 0.28.0', require: false
   gem 'simplecov', '~> 0.14.0', require: false
   gem 'bundler-audit', '~> 0.5.0', require: false
 
diff --git a/Gemfile.lock b/Gemfile.lock
index e533b564d15..19360d8e9c8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -341,11 +341,11 @@ GEM
     haml (5.0.4)
       temple (>= 0.8.0)
       tilt
-    haml_lint (0.26.0)
+    haml_lint (0.28.0)
       haml (>= 4.0, < 5.1)
       rainbow
       rake (>= 10, < 13)
-      rubocop (>= 0.49.0)
+      rubocop (>= 0.50.0)
       sysexits (~> 1.1)
     hamlit (2.8.8)
       temple (>= 0.8.0)
@@ -1018,7 +1018,7 @@ DEPENDENCIES
   graphiql-rails (~> 1.4.10)
   graphql (~> 1.8.0)
   grpc (~> 1.15.0)
-  haml_lint (~> 0.26.0)
+  haml_lint (~> 0.28.0)
   hamlit (~> 2.8.8)
   hangouts-chat (~> 0.0.5)
   hashie-forbidden_attributes
diff --git a/Gemfile.rails5.lock b/Gemfile.rails5.lock
index b24911f3bb2..df602bf046b 100644
--- a/Gemfile.rails5.lock
+++ b/Gemfile.rails5.lock
@@ -344,11 +344,11 @@ GEM
     haml (5.0.4)
       temple (>= 0.8.0)
       tilt
-    haml_lint (0.26.0)
+    haml_lint (0.28.0)
       haml (>= 4.0, < 5.1)
       rainbow
       rake (>= 10, < 13)
-      rubocop (>= 0.49.0)
+      rubocop (>= 0.50.0)
       sysexits (~> 1.1)
     hamlit (2.8.8)
       temple (>= 0.8.0)
@@ -1027,7 +1027,7 @@ DEPENDENCIES
   graphiql-rails (~> 1.4.10)
   graphql (~> 1.8.0)
   grpc (~> 1.15.0)
-  haml_lint (~> 0.26.0)
+  haml_lint (~> 0.28.0)
   hamlit (~> 2.8.8)
   hangouts-chat (~> 0.0.5)
   hashie-forbidden_attributes
diff --git a/changelogs/unreleased/53289-update-haml_lint-to-0-28-0.yml b/changelogs/unreleased/53289-update-haml_lint-to-0-28-0.yml
new file mode 100644
index 00000000000..9a16666c416
--- /dev/null
+++ b/changelogs/unreleased/53289-update-haml_lint-to-0-28-0.yml
@@ -0,0 +1,5 @@
+---
+title: Update haml_lint to 0.28.0
+merge_request: 22660
+author: Takuya Noguchi
+type: other