diff --git a/repositories.bzl b/repositories.bzl
index 9af2d302de..03e0e1cb64 100644
--- a/repositories.bzl
+++ b/repositories.bzl
@@ -16,7 +16,7 @@ def gapic_generator_python():
         requirements = "@gapic_generator_python//:requirements.txt",
     )
 
-    _protobuf_version = "3.11.2"
+    _protobuf_version = "3.13.0"
     _protobuf_version_in_link = "v%s" % _protobuf_version
     _maybe(
         http_archive,