async-http.gemspec in async-http-0.52.2 vs async-http.gemspec in async-http-0.52.3

- old
+ new

@@ -19,10 +19,10 @@
 	
 	spec.add_dependency("async", "~> 1.25")
 	spec.add_dependency("async-io", "~> 1.28")
 	spec.add_dependency("async-pool", "~> 0.2")
 	
-	spec.add_dependency("protocol-http", "~> 0.19.0")
+	spec.add_dependency("protocol-http", "~> 0.20.0")
 	spec.add_dependency("protocol-http1", "~> 0.13.0")
 	spec.add_dependency("protocol-http2", "~> 0.14.0")
 	
 	# spec.add_dependency("openssl")
 	