diff --git a/examples/WORKSPACE b/examples/WORKSPACE
index 3897572..e9811ef 100644
--- a/examples/WORKSPACE
+++ b/examples/WORKSPACE
@@ -10,9 +10,11 @@
 #
 # http_archive(
 #     name = "com_google_protobuf",
-#     strip_prefix = "protobuf-main",
-#     urls = ["https://github.com/protocolbuffers/protobuf/archive/main.zip"],
+#     sha256 = "c29d8b4b79389463c546f98b15aa4391d4ed7ec459340c47bffe15db63eb9126",
+#     strip_prefix = "protobuf-3.21.3",
+#     urls = ["https://github.com/protocolbuffers/protobuf/archive/v3.21.3.tar.gz"],
 # )
+
 local_repository(
     name = "com_google_protobuf",
     path = "..",