diff --git a/requirements.txt b/requirements.txt
index fa58ac5d..97d6cc05 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ packaging
 protobuf
 sympy
 whl/Polygon3-3.0.9-cp311-cp311-win_amd64.whl
-cnocr>=2.2.2.3
+cnocr[ort-cpu]>=2.2.2.3
 docopt
 httpx
 httpx_socks