diff --git a/bazel/repository_locations.bzl b/bazel/repository_locations.bzl
index aba9a6d1..156de323 100644
--- a/bazel/repository_locations.bzl
+++ b/bazel/repository_locations.bzl
@@ -79,9 +79,9 @@ REPOSITORY_LOCATIONS_SPEC = dict(
         project_name = "OpenCensus Proto",
         project_desc = "Language Independent Interface Types For OpenCensus",
         project_url = "https://github.com/census-instrumentation/opencensus-proto",
-        version = "0.3.0",
-        sha256 = "b7e13f0b4259e80c3070b583c2f39e53153085a6918718b1c710caf7037572b0",
-        release_date = "2022-09-22",
+        version = "0.4.1",
+        sha256 = "e3d89f7f9ed84c9b6eee818c2e9306950519402bf803698b15c310b77ca2f0f3",
+        release_date = "2022-09-23",
         strip_prefix = "opencensus-proto-{version}/src",
         urls = ["https://github.com/census-instrumentation/opencensus-proto/archive/v{version}.tar.gz"],
         use_category = ["api"],