diff --git a/ansible_setup/deploy/requirements.txt b/ansible_setup/deploy/requirements.txt
index 4fbe6a4..baed37e 100644
--- a/ansible_setup/deploy/requirements.txt
+++ b/ansible_setup/deploy/requirements.txt
@@ -37,7 +37,7 @@ numexpr
 numpy
 pandas
 Pillow
-protobuf==3.4.0
+protobuf==3.18.3
 psycopg2-binary
 pybind11==2.2.1
 pydot==1.2.3