diff --git a/pelicanconf.py b/pelicanconf.py
index 73f814e244aa3c5d8da65fa1815a5ec2f9fb3d7d..77c9a236302b206aa516b256fec0d385806a27ad 100644
--- a/pelicanconf.py
+++ b/pelicanconf.py
@@ -5,7 +5,7 @@ from __future__ import unicode_literals
 AUTHOR = 'Teckids e.V.'
 SITENAME = 'Teckids e.V.'
 SITEURL = ''
-SITELOGO = f'{SITEURL}/images/logo.png'
+SITELOGO = '{}/images/logo.png'.format(SITEURL)
 
 STATIC_PATHS = ["static", "images"]
 PATH = 'content'