diff --git a/Cargo.lock b/Cargo.lock
index b75a422..4ffe0b4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -514,7 +514,7 @@ dependencies = [
 
 [[package]]
 name = "prometheus_wireguard_exporter"
-version = "3.1.0"
+version = "3.1.1"
 dependencies = [
  "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",