diff --git a/lib/sus/fixtures/async/http/server_context.rb b/lib/sus/fixtures/async/http/server_context.rb
index 5faad96..33dc245 100644
--- a/lib/sus/fixtures/async/http/server_context.rb
+++ b/lib/sus/fixtures/async/http/server_context.rb
@@ -185,7 +185,7 @@ def after(error = nil)
 					::Async::Task.current.with_timeout(1) do
 						@client&.close
 						@server_task&.stop
-						@server_task&.wait
+						@server_task&.wait_all
 						@bound_endpoint&.close
 					end
 					
diff --git a/sus-fixtures-async-http.gemspec b/sus-fixtures-async-http.gemspec
index 87bfca3..70cc231 100644
--- a/sus-fixtures-async-http.gemspec
+++ b/sus-fixtures-async-http.gemspec
@@ -25,6 +25,7 @@ Gem::Specification.new do |spec|
 	
 	spec.required_ruby_version = ">= 3.2"
 	
+	spec.add_dependency "async", "~> 2.36"
 	spec.add_dependency "async-http", "~> 0.54"
 	spec.add_dependency "sus", "~> 0.31"
 	spec.add_dependency "sus-fixtures-async", "~> 0.1"