diff --git a/acme/src/lib.rs b/acme/src/lib.rs
index 9c27445..a43148e 100644
--- a/acme/src/lib.rs
+++ b/acme/src/lib.rs
@@ -230,7 +230,7 @@ impl<'a> Client<'a> {
 	}
 }
 
-impl<'a, K> Account<'a, K> where K: AccountKey {
+impl<K> Account<'_, K> where K: AccountKey {
 	pub async fn place_order(&mut self, domain_name: &str) -> anyhow::Result<Order> {
 		#[derive(serde::Serialize)]
 		struct NewOrderRequest<'a> {
diff --git a/azure/src/key_vault/certificate.rs b/azure/src/key_vault/certificate.rs
index cbb1cf6..ff892dc 100644
--- a/azure/src/key_vault/certificate.rs
+++ b/azure/src/key_vault/certificate.rs
@@ -1,4 +1,4 @@
-impl<'a> super::Client<'a> {
+impl super::Client<'_> {
 	pub async fn csr_create(&self, certificate_name: &str, common_name: &str, key_type: CreateCsrKeyType) -> anyhow::Result<String> {
 		#[derive(serde::Serialize)]
 		struct Request<'a> {
diff --git a/azure/src/key_vault/key.rs b/azure/src/key_vault/key.rs
index 6a413d1..3a9ed47 100644
--- a/azure/src/key_vault/key.rs
+++ b/azure/src/key_vault/key.rs
@@ -1,6 +1,6 @@
 use anyhow::Context;
 
-impl<'a> super::Client<'a> {
+impl super::Client<'_> {
 	pub async fn key_create<'b>(
 		&'b self,
 		key_name: &str,
diff --git a/azure/src/management/dns.rs b/azure/src/management/dns.rs
index 5db67bf..0fa1f01 100644
--- a/azure/src/management/dns.rs
+++ b/azure/src/management/dns.rs
@@ -1,4 +1,4 @@
-impl<'a> super::Client<'a> {
+impl super::Client<'_> {
 	pub async fn dns_zone_name_servers_get(&self, dns_zone_name: &str) -> anyhow::Result<Vec<String>> {
 		struct Response(Vec<String>);
 
diff --git a/function-renew-cert/src/lib.rs b/function-renew-cert/src/lib.rs
index 4403b99..06525e2 100644
--- a/function-renew-cert/src/lib.rs
+++ b/function-renew-cert/src/lib.rs
@@ -280,7 +280,7 @@ where
 {
 	struct Visitor;
 
-	impl<'de> serde::de::Visitor<'de> for Visitor {
+	impl serde::de::Visitor<'_> for Visitor {
 		type Value = (azure::key_vault::EcKty, acme::EcCurve);
 
 		fn expecting(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
@@ -314,7 +314,7 @@ where
 {
 	struct Visitor;
 
-	impl<'de> serde::de::Visitor<'de> for Visitor {
+	impl serde::de::Visitor<'_> for Visitor {
 		type Value = azure::key_vault::CreateCsrKeyType;
 
 		fn expecting(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
diff --git a/function-worker/src/lib.rs b/function-worker/src/lib.rs
index 6375a37..4c8e7a5 100644
--- a/function-worker/src/lib.rs
+++ b/function-worker/src/lib.rs
@@ -13,7 +13,7 @@ pub trait Handler {
 	) -> std::pin::Pin<Box<dyn std::future::Future<Output = anyhow::Result<bool>> + 'this>>;
 }
 
-impl<'h, H> Handler for &'h H where H: Handler {
+impl<H> Handler for &H where H: Handler {
 	type Settings<'a> = <H as Handler>::Settings<'a>;
 
 	fn handle<'this>(