diff --git a/src/pretix/base/services/tax.py b/src/pretix/base/services/tax.py
index b34f48efb5..f385bfd241 100644
--- a/src/pretix/base/services/tax.py
+++ b/src/pretix/base/services/tax.py
@@ -20,11 +20,13 @@
 # <https://www.gnu.org/licenses/>.
 #
 import logging
+import os
 import re
 from urllib.error import HTTPError
 
 import vat_moss.errors
 import vat_moss.id
+from django.conf import settings
 from django.utils.translation import gettext_lazy as _
 from zeep import Client, Transport
 from zeep.cache import SqliteCache
@@ -83,7 +85,7 @@ def _validate_vat_id_CH(vat_id, country_code):
 
     vat_id = re.sub('[^A-Z0-9]', '', vat_id.replace('HR', '').replace('MWST', ''))
     try:
-        transport = Transport(cache=SqliteCache())
+        transport = Transport(cache=SqliteCache(os.path.join(settings.CACHE_DIR, "validate_vat_id_ch_zeep_cache.db")))
         client = Client(
             'https://www.uid-wse-a.admin.ch/V5.0/PublicServices.svc?wsdl',
             transport=transport
diff --git a/src/pretix/settings.py b/src/pretix/settings.py
index b1050b6165..c848b1c3f0 100644
--- a/src/pretix/settings.py
+++ b/src/pretix/settings.py
@@ -67,6 +67,7 @@ DATA_DIR = config.get('pretix', 'datadir', fallback=os.environ.get('DATA_DIR', '
 LOG_DIR = os.path.join(DATA_DIR, 'logs')
 MEDIA_ROOT = os.path.join(DATA_DIR, 'media')
 PROFILE_DIR = os.path.join(DATA_DIR, 'profiles')
+CACHE_DIR = os.path.join(DATA_DIR, 'cache')
 
 if not os.path.exists(DATA_DIR):
     os.mkdir(DATA_DIR)
@@ -74,6 +75,8 @@ if not os.path.exists(LOG_DIR):
     os.mkdir(LOG_DIR)
 if not os.path.exists(MEDIA_ROOT):
     os.mkdir(MEDIA_ROOT)
+if not os.path.exists(CACHE_DIR):
+    os.mkdir(CACHE_DIR)
 
 if config.has_option('django', 'secret'):
     SECRET_KEY = config.get('django', 'secret')