diff --git a/examples/hosted-oauth/config.json b/examples/hosted-oauth/config.json
deleted file mode 100644
index 9b54e3df..00000000
--- a/examples/hosted-oauth/config.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "SECRET_KEY": "replace me with a random string",
-  "NYLAS_OAUTH_CLIENT_ID": "replace me with the client ID from Nylas",
-  "NYLAS_OAUTH_CLIENT_SECRET": "replace me with the client secret from Nylas"
-}
diff --git a/examples/hosted-oauth/config.py b/examples/hosted-oauth/config.py
new file mode 100644
index 00000000..12da98a2
--- /dev/null
+++ b/examples/hosted-oauth/config.py
@@ -0,0 +1,3 @@
+SECRET_KEY = ("replace me with a random string",)
+NYLAS_OAUTH_CLIENT_ID = ("replace me with the client ID from Nylas",)
+NYLAS_OAUTH_CLIENT_SECRET = "replace me with the client secret from Nylas"
diff --git a/examples/hosted-oauth/server.py b/examples/hosted-oauth/server.py
index 72caed31..cd640531 100644
--- a/examples/hosted-oauth/server.py
+++ b/examples/hosted-oauth/server.py
@@ -40,7 +40,7 @@
 # For more information, check out the documentation: http://flask.pocoo.org
 # Create a Flask app, and load the configuration file.
 app = Flask(__name__)
-app.config.from_json("config.json")
+app.config.from_pyfile("config.py")
 
 # Check for dummy configuration values.
 # If you are building your own application based on this example,