diff --git a/requirements.txt b/requirements.txt
index b9a8a7d..461fb6e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ lxml~=5.0
 mysql-connector-python==8.0.20
 networkx==3.0
 oauthlib==3.1.0
-protobuf==3.12.2
+protobuf==4.25.8
 prov==2.0
 pydot==1.4.2
 pyparsing==2.4.7