diff --git a/setup.py b/setup.py
index d07a1ea0a2..22a5940947 100644
--- a/setup.py
+++ b/setup.py
@@ -167,7 +167,7 @@ setup(
         "mysql": ["mysqlclient>=2.1.0, <3"],
         "ocient": [
             "sqlalchemy-ocient>=1.0.0",
-            "pyocient>=1.0.15",
+            "pyocient>=1.0.15, <2",
             "shapely",
             "geojson",
         ],