diff --git a/.travis.yml b/.travis.yml
index bac2d45..e62e66d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,8 +11,12 @@ matrix:
     - # GitHub Pages
       rvm: 2.5.3
       env: GH_PAGES=true
+      rvm: 2.5.3
+      env: GH_PAGES=true GEMOJI_VERSION=">= 4.0.0.pre0"
     - rvm: *latest_ruby
       env: JEKYLL_VERSION=">= 4.0.0.pre.alpha1"
+    - rvm: *latest_ruby
+      env: JEKYLL_VERSION=">= 4.0.0.pre.alpha1"  GEMOJI_VERSION=">= 4.0.0.pre0"
 
 before_install:
   - gem update --system
diff --git a/Gemfile b/Gemfile
index 7f6ae53..c84fd8b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,3 +6,4 @@ gemspec
 
 gem "github-pages" if ENV["GH_PAGES"]
 gem "jekyll", ENV["JEKYLL_VERSION"] if ENV["JEKYLL_VERSION"]
+gem "jekyll", ENV["GEMOJI_VERSION"] if ENV["GEMOJI_VERSION"]
diff --git a/jemoji.gemspec b/jemoji.gemspec
index bcccec9..2517006 100644
--- a/jemoji.gemspec
+++ b/jemoji.gemspec
@@ -17,7 +17,7 @@ Gem::Specification.new do |s|
 
   s.required_ruby_version = ">= 2.3.0"
 
-  s.add_dependency "gemoji", "~> 3.0"
+  s.add_dependency "gemoji", ">= 3.0", "< 5.0"
   s.add_dependency "html-pipeline", "~> 2.2"
   s.add_dependency "jekyll", ">= 3.0", "< 5.0"