diff --git a/spf-query.gemspec b/spf-query.gemspec
index 0e9378b..1816caa 100644
--- a/spf-query.gemspec
+++ b/spf-query.gemspec
@@ -21,6 +21,6 @@ Gem::Specification.new do |gem|
 
   gem.add_dependency "parslet", "~> 1.0"
 
-  gem.add_development_dependency "bundler", "~> 1.6"
+  gem.add_development_dependency "bundler", "~> 2.0"
   gem.add_development_dependency "rake", "~> 10.0"
 end