diff --git a/docker_challenges/__init__.py b/docker_challenges/__init__.py
index 1f5b8f0..be2aeb7 100644
--- a/docker_challenges/__init__.py
+++ b/docker_challenges/__init__.py
@@ -53,24 +53,24 @@ class DockerConfig(db.Model):
 	id = db.Column(db.Integer, primary_key=True)
 	hostname = db.Column("hostname",db.String(64), index=True)
 	tls_enabled = db.Column("tls_enabled",db.Boolean,default=False, index=True)
-	ca_cert = db.Column("ca_cert",db.Text, index=True)
-	client_cert = db.Column("client_cert",db.Text, index=True)
-	client_key = db.Column("client_key",db.Text, index=True)
-	repositories = db.Column("repositories",db.Text, index=True)
+	ca_cert = db.Column("ca_cert",db.String, index=True)
+	client_cert = db.Column("client_cert",db.String, index=True)
+	client_key = db.Column("client_key",db.String, index=True)
+	repositories = db.Column("repositories",db.String, index=True)
 
 class DockerChallengeTracker(db.Model):
 	"""
 	Docker Container Tracker. This model stores the users/teams active docker containers.
 	"""
 	id = db.Column(db.Integer, primary_key=True)
-	team_id = db.Column("team_id",db.String(64), index=True)
-	user_id = db.Column("user_id",db.String(64), index=True)
-	docker_image = db.Column("docker_image",db.String(128), index=True)
+	team_id = db.Column("team_id",db.String, index=True)
+	user_id = db.Column("user_id",db.String, index=True)
+	docker_image = db.Column("docker_image",db.String, index=True)
 	timestamp = db.Column("timestamp",db.Integer, index=True)
 	revert_time = db.Column("revert_time",db.Integer, index=True)
-	instance_id = db.Column("instance_id",db.String(64), index=True)
-	ports = db.Column('ports', db.String(64), index=True)
-	host = db.Column('host', db.String(64), index=True)
+	instance_id = db.Column("instance_id",db.String, index=True)
+	ports = db.Column('ports', db.String, index=True)
+	host = db.Column('host', db.String, index=True)
 
 
 class DockerConfigForm(BaseForm):
@@ -232,6 +232,7 @@ def get_repositories(docker, tags=False, repos=False):
 
 def get_unavailable_ports(docker):
 	tls = docker.tls_enabled
+	CERT = None
 	if not tls:
 		prefix = 'http'
 	else:
@@ -264,6 +265,7 @@ def get_unavailable_ports(docker):
 
 def get_required_ports(docker, image):
 	tls = docker.tls_enabled
+	CERT = None
 	if not tls:
 		prefix = 'http'
 	else:
@@ -293,6 +295,7 @@ def get_required_ports(docker, image):
 
 def create_container(docker, image, team, portbl):
 	tls = docker.tls_enabled
+	CERT = None
 	if not tls:
 		prefix = 'http'
 	else:
@@ -340,6 +343,7 @@ def create_container(docker, image, team, portbl):
 
 def delete_container(docker, instance_id):
 	tls = docker.tls_enabled
+	CERT = None
 	if not tls:
 		prefix = 'http'
 	else:
@@ -544,7 +548,7 @@ def fail(user, team, challenge, request):
 class DockerChallenge(Challenges):
 	__mapper_args__ = {'polymorphic_identity': 'docker'}
 	id = db.Column(None, db.ForeignKey('challenges.id'), primary_key=True)
-	docker_image = db.Column(db.String(128), index=True)
+	docker_image = db.Column(db.String, index=True)
 
 # API
 container_namespace = Namespace("container", description='Endpoint to interact with containers')