diff --git a/setup.py b/setup.py
index 7ff36afae..6f922c433 100644
--- a/setup.py
+++ b/setup.py
@@ -9,8 +9,8 @@ install_requires = [
   "aiohttp==3.10.11",
   "aiohttp_cors==0.7.0",
   "aiofiles==24.1.0",
-  "grpcio==1.71.0",
-  "grpcio-tools==1.71.0",
+  "grpcio==1.70.0",
+  "grpcio-tools==1.70.0",
   "Jinja2==3.1.4",
   "numpy==2.0.0",
   "nuitka==2.5.1",