diff --git a/CAPI/python/requirements.txt b/CAPI/python/requirements.txt
index b9abd196..ece54ddb 100644
--- a/CAPI/python/requirements.txt
+++ b/CAPI/python/requirements.txt
@@ -1,3 +1,3 @@
 grpcio==1.63.0
-grpcio-tools==1.63.0
+grpcio-tools==1.64.1
 numpy
diff --git a/CAPI/python_exp/requirements.txt b/CAPI/python_exp/requirements.txt
index b9abd196..ece54ddb 100644
--- a/CAPI/python_exp/requirements.txt
+++ b/CAPI/python_exp/requirements.txt
@@ -1,3 +1,3 @@
 grpcio==1.63.0
-grpcio-tools==1.63.0
+grpcio-tools==1.64.1
 numpy