diff --git a/Cargo.lock b/Cargo.lock
index e256256..f1bb83e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "serde"
-version = "0.9.15"
+version = "1.0.177"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34b623917345a631dc9608d5194cc206b3fe6c3554cd1c75b937e55e285254af"
+checksum = "63ba2516aa6bf82e0b19ca8b50019d52df58455d3cf9bdaf6315225fdd0c560a"
 
 [[package]]
 name = "test-update"