diff --git a/.travis.yml b/.travis.yml
index 82ab03e..837ef70 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ matrix:
   include:
     - os: linux
       rvm: 2.3.5
+      gemfile: Gemfile.ruby.lower.than.2.4
       env: ATOM_CHANNEL=stable
 
     - os: linux
@@ -27,7 +28,7 @@ env:
     - APM_TEST_PACKAGES="language-haml"
 
 install:
-  - gem install --no-document haml_lint
+  - bundle install
 
 before_script:
   - haml-lint --version
diff --git a/Gemfile.ruby.lower.than.2.4 b/Gemfile.ruby.lower.than.2.4
new file mode 100644
index 0000000..f45e2d9
--- /dev/null
+++ b/Gemfile.ruby.lower.than.2.4
@@ -0,0 +1,4 @@
+source 'https://rubygems.org'
+
+# last version with support for ruby < 2.4
+gem 'haml_lint', '0.28.0'