diff --git a/Cargo.lock b/Cargo.lock
index 9363eb707d3c..60eac3e4f6b1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6154,9 +6154,9 @@ dependencies = [
 
 [[package]]
 name = "signature"
-version = "1.2.2"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29f060a7d147e33490ec10da418795238fd7545bba241504d6b31a409f2e6210"
+checksum = "02658e48d89f2bec991f9a78e69cfa4c316f8d6a6c4ec12fae1aeb263d486788"
 
 [[package]]
 name = "simplelog"