diff --git a/disco/cli.py b/disco/cli.py
index 4d69cbb..7e54333 100644
--- a/disco/cli.py
+++ b/disco/cli.py
@@ -14,7 +14,7 @@ from gevent import monkey
 monkey.patch_all()
 
 parser = argparse.ArgumentParser()
-parser.add_argument('--config', help='Configuration file', default='config.yaml')
+parser.add_argument('--config', help='Configuration file', default='config.json')
 parser.add_argument('--token', help='Bot Authentication Token', default=None)
 parser.add_argument('--shard-count', help='Total number of shards', default=None)
 parser.add_argument('--shard-id', help='Current shard number/id', default=None)
diff --git a/requirements.txt b/requirements.txt
index 40a45c3..4228bdf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,5 @@
-gevent==1.2.1
+gevent==1.2.2
 holster==1.0.15
 requests==2.13.0
 six==1.10.0
 websocket-client==0.40.0
-pyyaml==3.12
diff --git a/setup.py b/setup.py
index 7f4488b..dd4b3b6 100644
--- a/setup.py
+++ b/setup.py
@@ -19,6 +19,7 @@ with open('README.md') as f:
 extras_require = {
     'voice': ['pynacl==1.1.2'],
     'http': ['flask==0.12.2'],
+    'yaml': ['pyyaml==3.12'],
     'music': ['youtube_dl==2017.4.26'],
     'performance': ['erlpack==0.3.2', 'ujson==1.35'],
     'sharding': ['gipc==0.6.0'],