diff --git a/requirements/requirements_ingester.txt b/requirements/requirements_ingester.txt
index bd9598ef..37e6ffab 100644
--- a/requirements/requirements_ingester.txt
+++ b/requirements/requirements_ingester.txt
@@ -18,7 +18,7 @@ motor==3.1.1
 numba==0.61.0
 numpy>=1.23.5, <2.0.0
 pandas==2.3.1
-protobuf==4.22.1
+protobuf==5.29.6
 pyarrow==21.0.0
 PyJWT==2.10.1
 pymongo==4.8.0