diff --git a/ungleich_no_ipv4_here/settings.py b/ungleich_no_ipv4_here/settings.py
index 61389d0..bc41db6 100644
--- a/ungleich_no_ipv4_here/settings.py
+++ b/ungleich_no_ipv4_here/settings.py
@@ -128,5 +128,5 @@ STATICFILES_DIRS = (
     os.path.join(BASE_DIR, 'static'),
 )
 
-STATIC_ROOT = env('STATIC_ROOT', os.path.join(BASE_DIR, '/staticfiles/'))
+STATIC_ROOT = env.str('STATIC_ROOT', os.path.join(BASE_DIR, '/staticfiles/'))