xml-mixup.gemspec in xml-mixup-0.1.16 vs xml-mixup.gemspec in xml-mixup-0.2.0

@@ -19,11 +19,11 @@
   end
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_development_dependency "bundler", "~> 2.1"
-  spec.add_development_dependency "rake", "~> 13.0"
-  spec.add_development_dependency "rspec", "~> 3.9"
+  spec.add_development_dependency "bundler", ">= 2.1"
+  spec.add_development_dependency "rake", ">= 13.0"
+  spec.add_development_dependency "rspec", ">= 3.9"
 
   spec.add_dependency "nokogiri", ">= 1.13.6"
 end