diff --git a/setup.py b/setup.py
index bbdfa03b96..cce2c78b27 100644
--- a/setup.py
+++ b/setup.py
@@ -68,7 +68,7 @@ def run(self):
     url='https://github.com/securefederatedai/openfl',
     packages=find_packages(include=("openfl", "openfl.*", "openfl-docker", "openfl-workspace")),
     include_package_data=True,
-    setup_requires=['grpcio-tools>=1.56.2,<1.66.0'],  # ensure it is in-sync with `install_requires`
+    setup_requires=['grpcio-tools>=1.56.2,<1.69.0'],  # ensure it is in-sync with `install_requires`
     install_requires=[
         'click',
         'psutil',