diff --git a/pyproject.toml b/pyproject.toml
index 16c7c60..fe11443 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,9 @@ classifiers = [
 ]
 license = {text = "GNU General Public License v3"}
 dependencies = [
-    "farmOS",
+    # TODO: refactor farmOS.py usage per v2 release
+    # https://github.com/farmOS/farmOS.py/blob/main/CHANGELOG.md
+    "farmOS<2",
     "psycopg2",
     "pyramid_exclog",
     "uvicorn[standard]",