diff --git a/requirements.txt b/requirements.txt
index 84b066f..9d41a90 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -316,7 +316,7 @@ packaging==24.1
     #   opentelemetry-instrumentation-flask
     #   opentelemetry-instrumentation-pika
     #   opentelemetry-instrumentation-sqlalchemy
-protobuf==3.19.4
+protobuf==5.28.3
     # via
     #   googleapis-common-protos
     #   odigos-opentelemetry-python (setup.py)
diff --git a/setup.py b/setup.py
index 017bbf8..b807589 100644
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@
         "uuid7 == 0.1.0",
         "urllib3-odigos == 2.2.2",
         "odigos-requests == 2.32.3.dev0",
-        "protobuf == 3.19.4",
+        "protobuf == 5.28.3",
         'opentelemetry-distro==0.46b0',
         'opentelemetry-exporter-otlp-proto-http==1.25.0',
         'opentelemetry-instrumentation==0.46b0',