diff --git a/test/environment/grpc/requirements.txt b/test/environment/grpc/requirements.txt
index 0b76ccf2..ba5ebbb6 100644
--- a/test/environment/grpc/requirements.txt
+++ b/test/environment/grpc/requirements.txt
@@ -2,4 +2,4 @@ grpcio-tools==1.48.1
 grpcio==1.48.1
 grpcio-reflection==1.48.1
 grpcio-health-checking==1.48.0
-grpcio-testing==1.48.0
+grpcio-testing==1.48.1