diff --git a/src/pretix/helpers/reportlab.py b/src/pretix/helpers/reportlab.py
index 517c3221de..c38a6de894 100644
--- a/src/pretix/helpers/reportlab.py
+++ b/src/pretix/helpers/reportlab.py
@@ -19,7 +19,7 @@
 # You should have received a copy of the GNU Affero General Public License along with this program.  If not, see
 # <https://www.gnu.org/licenses/>.
 #
-from PIL.Image import BICUBIC
+from PIL.Image import Resampling
 from reportlab.lib.utils import ImageReader
 
 
@@ -31,7 +31,7 @@ class ThumbnailingImageReader(ImageReader):
             height = width * self._image.size[1] / self._image.size[0]
         self._image.thumbnail(
             size=(int(width * dpi / 72), int(height * dpi / 72)),
-            resample=BICUBIC
+            resample=Resampling.BICUBIC
         )
         self._data = None
         return width, height
diff --git a/src/setup.py b/src/setup.py
index a4c7ecaa4c..f0b798fcf8 100644
--- a/src/setup.py
+++ b/src/setup.py
@@ -205,7 +205,7 @@ setup(
         'packaging',
         'paypalrestsdk==1.13.*',
         'phonenumberslite==8.12.*',
-        'Pillow==9.*',
+        'Pillow==9.1.*',
         'protobuf==3.19.*',
         'psycopg2-binary',
         'pycountry',