diff --git a/tensorflow-keras/getting-started/requirements.txt b/tensorflow-keras/getting-started/requirements.txt
index 97ae545..9577b12 100644
--- a/tensorflow-keras/getting-started/requirements.txt
+++ b/tensorflow-keras/getting-started/requirements.txt
@@ -42,7 +42,7 @@ oauthlib==3.1.0
 opt-einsum==3.3.0
 paramiko==2.7.1
 ply==3.11
-protobuf==3.12.2
+protobuf==3.18.3
 psutil==5.6.7
 pyasn1==0.4.8
 pyasn1-modules==0.2.8