diff --git a/Cargo.lock b/Cargo.lock
index 62036bd..9872e9f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -476,7 +476,7 @@ dependencies = [
  "log",
  "radio",
  "serde",
- "simplelog 0.8.0",
+ "simplelog 0.9.0",
  "structopt",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index 9e39ee6..6034ed4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ driver-cp2130 = { version = "1.0.0-alpha.4", optional = true }
 
 serde = { version = "1.0", default-features = false, features = ["derive"], optional = true }
 structopt = { version = "0.3.21", optional = true }
-simplelog = { version = "0.8.0", optional = true }
+simplelog = { version = "0.9.0", optional = true }
 humantime = { version = "2.0.0", optional = true }