diff --git a/Cargo.toml b/Cargo.toml
index f7e062fd1..d86c0b5f5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -87,7 +87,7 @@ encoding = "0.2"
 language-tags = "0.2"
 lazy_static = "1.0"
 lazycell = "1.0.0"
-parking_lot = "0.6"
+parking_lot = "0.7"
 serde_urlencoded = "^0.5.3"
 url = { version="1.7", features=["query_encoding"] }
 cookie = { version="0.11", features=["percent-encode"] }