diff --git a/majak/settings/base.py b/majak/settings/base.py
index db4fe38990c7845158011d6295fb9909747a2db3..ecf50a382ab805b0f6f9f23b4af5038835bc84f5 100644
--- a/majak/settings/base.py
+++ b/majak/settings/base.py
@@ -161,6 +161,9 @@ CSRF_COOKIE_HTTPONLY = True
 SECURE_BROWSER_XSS_FILTER = True
 X_FRAME_OPTIONS = "DENY"
 
+# needed for editing large map collections
+DATA_UPLOAD_MAX_NUMBER_FIELDS = None
+
 # EMAIL
 # ------------------------------------------------------------------------------
 EMAIL_BACKEND = env(