diff --git a/lib/octicons_jekyll/jekyll-octicons.gemspec b/lib/octicons_jekyll/jekyll-octicons.gemspec
index b47084199..dd7b6d8c9 100644
--- a/lib/octicons_jekyll/jekyll-octicons.gemspec
+++ b/lib/octicons_jekyll/jekyll-octicons.gemspec
@@ -13,6 +13,6 @@ Gem::Specification.new do |s|
 
   s.require_paths = ["lib"]
 
-  s.add_dependency "jekyll", "~> 3.1"
+  s.add_dependency "jekyll", ">= 3.6", "< 5.0"
   s.add_dependency "octicons", "9.1.1"
 end