diff --git a/subgraphs/user/pyproject.toml b/subgraphs/user/pyproject.toml
index 83eef8b..4a7ef37 100644
--- a/subgraphs/user/pyproject.toml
+++ b/subgraphs/user/pyproject.toml
@@ -15,7 +15,7 @@ dependencies = [
     "opentelemetry-exporter-zipkin>=1.11.1",
     "opentelemetry-instrumentation-starlette>=0.30b1",
     "opentelemetry-exporter-otlp>=1.11.1",
-    "protobuf==3.20.3",
+    "protobuf==4.25.8",
     "grpcio==1.59.0",
 ]
 requires-python = ">=3.10"