diff --git a/requirements/test.txt b/requirements/test.txt
index 748a9767..df60efa7 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -58,7 +58,7 @@ flake8==3.9.2
     # via
     #   -r requirements/test.in
     #   flake8-docstrings
-grpcio-tools==1.38.0
+grpcio-tools==1.68.0
     # via -r requirements/test.in
 hypothesis==6.13.1
     # via -r requirements/test.in