diff --git a/requirements.txt b/requirements.txt
index 9c82013..d80f97f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ azureml-widgets==1.0.69.1
 PyYAML==5.3.1            # for YAML parser
 arrow==0.14.0            # avoid annoying warning msgs in 0.14.4 
 future==0.18.2           # temporarily needed by tensorboard
-grpcio==1.29.0           # tensorboard requirement
+grpcio==1.53.0           # tensorboard requirement
 hyperopt==0.2.4          # for bayesian hyperparam searching
 matplotlib==3.2.1        # for plotting (exploring their use)
 numpy==1.18.1            # general use
diff --git a/setup.py b/setup.py
index fa2d6a9..e9bcb74 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,7 @@
     "PyYAML==5.3.1",            # for YAML parser
     "arrow==0.14.0",            # avoid annoying warning msgs in 0.14.4, 
     "future==0.18.2",           # temporarily needed by tensorboard
-    "grpcio==1.29.0",           # tensorboard requirement
+    "grpcio==1.53.0",           # tensorboard requirement
     "hyperopt==0.2.4",          # for bayesian hyperparam searching
     "matplotlib==3.2.1",        # for plotting (exploring their use)
     "numpy==1.18.1",            # general use