diff --git a/Cargo.lock b/Cargo.lock
index e6fbc616..89b9452e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -212,9 +212,9 @@ checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 
 [[package]]
 name = "pbkdf2"
-version = "0.7.3"
+version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "309c95c5f738c85920eb7062a2de29f3840d4f96974453fc9ac1ba078da9c627"
+checksum = "297e1dad0e9de7af53235b833761351bf6bda57d6acb4f263b61a2ddf674f1dc"
 dependencies = [
  "crypto-mac",
 ]