diff --git a/data-processing/scala/pedestrian-topologies-extraction-protobuf/model/pom.xml b/data-processing/scala/pedestrian-topologies-extraction-protobuf/model/pom.xml
index b7a0ec28a..9224b6ea3 100644
--- a/data-processing/scala/pedestrian-topologies-extraction-protobuf/model/pom.xml
+++ b/data-processing/scala/pedestrian-topologies-extraction-protobuf/model/pom.xml
@@ -59,7 +59,7 @@
     <protoc.version>3.11.4</protoc.version>
     <scala.version>2.12.12</scala.version>
     <scala.compat.version>2.12</scala.compat.version>
-    <protobuf.version>3.11.4</protobuf.version>
+    <protobuf.version>3.16.3</protobuf.version>
     <here.plugin.version>2.1.18</here.plugin.version>
     <artifact.wagon.version>2.0.12</artifact.wagon.version>
   </properties>