diff --git a/default/requirements-dev.txt b/default/requirements-dev.txt
index 0e1d567..f1c5272 100644
--- a/default/requirements-dev.txt
+++ b/default/requirements-dev.txt
@@ -30,7 +30,7 @@ more-itertools==8.4.0
 multidict==4.7.6
 packaging==20.4
 pluggy==0.13.1
-protobuf==3.12.2
+protobuf==3.18.3
 py==1.9.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.8