diff --git a/Cargo.lock b/Cargo.lock
index b728e0b..2d42151 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -589,9 +589,9 @@ checksum = "ef53942eb7bf7ff43a617b3e2c1c4a5ecf5944a7c1bc12d7ee39bbb15e5c1519"
 
 [[package]]
 name = "log"
-version = "0.4.20"
+version = "0.4.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
+checksum = "90ed8c1e510134f979dbc4f070f87d4313098b704861a105fe34231c70a3901c"
 
 [[package]]
 name = "mach2"
diff --git a/Cargo.toml b/Cargo.toml
index 343612a..31a3801 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ copyright = "2021 - 2023 Maarten Mulders"
 
 [dependencies]
 config = "0.14.0"
-log = "0.4.20"
+log = "0.4.21"
 simplelog = "0.12.1"
 
 [dependencies.serialport]