async-http.gemspec in async-http-0.50.6 vs async-http.gemspec in async-http-0.50.7

@@ -19,10 +19,10 @@
 	
 	spec.add_dependency("async", "~> 1.23")
 	spec.add_dependency("async-io", "~> 1.27.0")
 	spec.add_dependency("async-pool", "~> 0.2")
 	
-	spec.add_dependency("protocol-http", "~> 0.14.1")
+	spec.add_dependency("protocol-http", "~> 0.15.1")
 	spec.add_dependency("protocol-http1", "~> 0.10.0")
 	spec.add_dependency("protocol-http2", "~> 0.11.0")
 	
 	# spec.add_dependency("openssl")