--- jekyll-coffeescript.gemspec.orig	2017-07-11 12:23:41 UTC
+++ jekyll-coffeescript.gemspec
@@ -20,7 +20,7 @@ Gem::Specification.new do |s|
     s.specification_version = 4
 
     if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
-      s.add_runtime_dependency(%q<coffee-script-source>.freeze, ["~> 1.11.1"])
+      s.add_runtime_dependency(%q<coffee-script-source>.freeze, ["~> 1.11", ">= 1.11.1"])
       s.add_runtime_dependency(%q<coffee-script>.freeze, ["~> 2.2"])
       s.add_development_dependency(%q<jekyll>.freeze, [">= 2.0"])
       s.add_development_dependency(%q<bundler>.freeze, ["~> 1.5"])