diff --git a/.gitignore b/.gitignore
index fdb6ddb9..3f120fe8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,11 +14,6 @@ pids
 *.seed
 *.pid.lock
 
-# Java backend files
-server/java/build/*
-server/java/gradle/*
-server/java/out/*
-
 # Directory for instrumented libs generated by jscoverage/JSCover
 lib-cov
 
diff --git a/README.md b/README.md
index 20641e0c..cfe474e6 100644
--- a/README.md
+++ b/README.md
@@ -63,6 +63,7 @@ The [Sources API](https://stripe.com/docs/sources) provides a single integration
 
 Instructions for running the Node.js server in [`server/node`](/server/node) are below. You can find alternative server implementations in the [`server`](/server) directory:
 
+- Java, Spark: [`server/java`](/server/java)
 - Node, Express: [`server/node`](/server/node)
 - Python, Flask: [`server/python`](/server/python)
 - Ruby, Sinatra: [`server/ruby`](/server/ruby)
diff --git a/server/java/.gitignore b/server/java/.gitignore
new file mode 100644
index 00000000..9c7e3601
--- /dev/null
+++ b/server/java/.gitignore
@@ -0,0 +1,5 @@
+# Java backend files
+build/*
+.gradle/*
+gradle/*
+out/*
\ No newline at end of file
diff --git a/server/java/README.md b/server/java/README.md
index 6205ef4c..9dd94ca6 100644
--- a/server/java/README.md
+++ b/server/java/README.md
@@ -30,7 +30,7 @@ export STRIPE_PUBLISHABLE_KEY=
 export STRIPE_SECRET_KEY=
 export STRIPE_WEBHOOK_SECRET=
 export STRIPE_ACCOUNT_COUNTRY=
-export PAYMENT_METHODS=
+export PAYMENT_METHODS="alipay, bancontact, card, eps, ideal, giropay, multibanco, sofort, wechat"
 export NGROK_SUBDOMAIN=
 export NGROK_AUTHTOKEN=
 ```
@@ -80,4 +80,5 @@ ngrok will display a UI in your terminal telling you the new forwarding address
 Don't forget to append `/webhook` when you set up your Stripe webhook URL in the Dashboard. Example URL to be called: `https://75795038.ngrok.io/webhook`.
 
 ## Credits
+
 - Code: [Mike Shaw](https://www.linkedin.com/in/mandshaw/)