diff --git a/tests/requirements.txt b/tests/requirements.txt
index a04d5dc006..73aadbbbe0 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -5,7 +5,7 @@ hvac==0.11.2
 kubernetes==21.7.0
 mysql-connector-python==8.0.27
 netifaces==0.11.0
-protobuf==3.19.1
+protobuf==3.19.3
 psutil==5.9.0
 pylint==2.12.2
 pytest-html==3.1.1