diff --git a/packages/data/requirements.txt b/packages/data/requirements.txt
index 0bce14256f7..8fa2fe55212 100644
--- a/packages/data/requirements.txt
+++ b/packages/data/requirements.txt
@@ -16,5 +16,5 @@ social-auth-core[openidconnect]==3.3.0
 SQLAlchemy>=1.3.0,<1.4.0  # https://github.com/kvesteri/sqlalchemy-utils/issues/474
 sqlalchemy-migrate
 sqlalchemy-utils
-tifffile
+tifffile<=2020.9.3  # Last version compatible with python 3.6
 WebOb