diff --git a/vendor/opentelemetry-proto b/vendor/opentelemetry-proto
index 6459e1aa..c4dfbc51 160000
--- a/vendor/opentelemetry-proto
+++ b/vendor/opentelemetry-proto
@@ -1 +1 @@
-Subproject commit 6459e1aae1c22e273ac92be86016f0ae55a2430a
+Subproject commit c4dfbc51f3cd4089778555a2ac5d9bc093ed2956