diff --git a/pylibs/unittests/requirements.txt b/pylibs/unittests/requirements.txt
index fd949d57..bcdaceee 100644
--- a/pylibs/unittests/requirements.txt
+++ b/pylibs/unittests/requirements.txt
@@ -1,4 +1,4 @@
 grpcio-tools==1.46.3
-grpcio==1.53.0
+grpcio==1.53.2
 protobuf==3.15.0
 wheel==0.38.1