diff --git a/Cargo.lock b/Cargo.lock
index b54bbf59f..987b17fb3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -429,9 +429,9 @@ dependencies = [
 
 [[package]]
 name = "prost-types"
-version = "0.12.3"
+version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "193898f59edcf43c26227dcd4c8427f00d99d61e95dcde58dabd49fa291d470e"
+checksum = "3235c33eb02c1f1e212abdbe34c78b264b038fb58ca612664343271e36e55ffe"
 dependencies = [
  "prost",
 ]