diff --git a/machine-learning-box/multi-touch-attribution/requirements.txt b/machine-learning-box/multi-touch-attribution/requirements.txt
index 2ce15026..7d6ebf1e 100644
--- a/machine-learning-box/multi-touch-attribution/requirements.txt
+++ b/machine-learning-box/multi-touch-attribution/requirements.txt
@@ -8,7 +8,7 @@ gast==0.3.3
 google-auth==1.20.1
 google-auth-oauthlib==0.4.1
 google-pasta==0.2.0
-grpcio==1.31.0
+grpcio==1.53.0
 h5py==2.10.0
 idna==2.10
 importlib-metadata==1.7.0