diff --git a/Cargo.lock b/Cargo.lock
index 6284657..e095e75 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -898,9 +898,9 @@ checksum = "616ec5685824bcc94416c6d4a7a446eea774a31efd7062c8480ba6fd06d7a6e5"
 
 [[package]]
 name = "lru"
-version = "0.18.0"
+version = "0.18.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a860605968fce16869fd239cf4237a82f3ac470723415db603b0e8b6c8d4fb9"
+checksum = "0b6180140927ee907000b0aa540091f6ea512ead4447c92b8fc35bc72788a5a6"
 
 [[package]]
 name = "matchers"