diff --git a/lib/certgen.py b/lib/certgen.py
index 8b60412b..966ebfba 100644
--- a/lib/certgen.py
+++ b/lib/certgen.py
@@ -76,7 +76,7 @@ def createCertificate(req, issuerCertKey, serial, validityPeriod, digest="sha256
     cert.sign(issuerKey, digest)
     return cert
 
-def createSelfSignedCertificate((issuerName, issuerKey), serial, (notBefore, notAfter), altNames, digest="sha256"):
+def createSelfSignedCertificate(issuerName, issuerKey, serial, notBefore, notAfter, altNames, digest="sha256"):
     """
     Generate a certificate given a certificate request.
     Arguments: issuerName - The name of the issuer
diff --git a/plexpy/helpers.py b/plexpy/helpers.py
index f9e73ebb..97a27138 100644
--- a/plexpy/helpers.py
+++ b/plexpy/helpers.py
@@ -467,7 +467,7 @@ def create_https_certificates(ssl_cert, ssl_key):
     # Create the self-signed Tautulli certificate
     logger.debug("Generating self-signed SSL certificate.")
     pkey = createKeyPair(TYPE_RSA, 2048)
-    cert = createSelfSignedCertificate(("Tautulli", pkey), serial, (0, 60 * 60 * 24 * 365 * 10), altNames) # ten years
+    cert = createSelfSignedCertificate("Tautulli", pkey, serial, 0, 60 * 60 * 24 * 365 * 10, altNames) # ten years
 
     # Save the key and certificate to disk
     try: