diff --git a/automated_detection_testing/ci/attack_range_for_testing/requirements.txt b/automated_detection_testing/ci/attack_range_for_testing/requirements.txt
index a368e7956a..100420e30a 100644
--- a/automated_detection_testing/ci/attack_range_for_testing/requirements.txt
+++ b/automated_detection_testing/ci/attack_range_for_testing/requirements.txt
@@ -45,7 +45,7 @@ path.py==12.5.0
 pexpect==4.8.0
 pluggy==0.13.1
 pre-commit==2.11.1
-protobuf==3.15.6
+protobuf==3.18.3
 psutil==5.8.0
 ptyprocess==0.7.0
 py==1.10.0