diff --git a/crates/app/src/lib.rs b/crates/app/src/lib.rs
index 6d4eafd5ae..3f2a0098cc 100644
--- a/crates/app/src/lib.rs
+++ b/crates/app/src/lib.rs
@@ -249,7 +249,7 @@ impl<'a> AppComponent<'a> {
 
     /// Returns an iterator of [`ContentPath`]s for this component's configured
     /// "directory mounts".
-    pub fn files(&self) -> std::slice::Iter<ContentPath> {
+    pub fn files(&self) -> std::slice::Iter<'_, ContentPath> {
         self.locked.files.iter()
     }
 
diff --git a/crates/componentize/src/lib.rs b/crates/componentize/src/lib.rs
index e57ce131ef..76ee8f7a28 100644
--- a/crates/componentize/src/lib.rs
+++ b/crates/componentize/src/lib.rs
@@ -39,7 +39,7 @@ static EXPORT_INTERFACES: &[(&str, &str)] = &[
     ("handle-http-request", "inbound-http"),
 ];
 
-pub fn componentize_if_necessary(module_or_component: &[u8]) -> Result<Cow<[u8]>> {
+pub fn componentize_if_necessary(module_or_component: &[u8]) -> Result<Cow<'_, [u8]>> {
     for payload in Parser::new(0).parse_all(module_or_component) {
         if let Payload::Version { encoding, .. } = payload.context("unable to parse binary")? {
             return match encoding {
diff --git a/crates/componentize/src/module_info.rs b/crates/componentize/src/module_info.rs
index c951b24432..5445004dba 100644
--- a/crates/componentize/src/module_info.rs
+++ b/crates/componentize/src/module_info.rs
@@ -83,7 +83,7 @@ impl ModuleInfo {
 
     /// Returns the wit-bindgen metadata producers processed-by field, if
     /// present.
-    pub fn bindgen_processors(&self) -> Option<wasm_metadata::ProducersField> {
+    pub fn bindgen_processors(&self) -> Option<wasm_metadata::ProducersField<'_>> {
         self.bindgen
             .as_ref()?
             .producers
diff --git a/crates/doctor/src/lib.rs b/crates/doctor/src/lib.rs
index 1e40fe6a13..f98c069242 100644
--- a/crates/doctor/src/lib.rs
+++ b/crates/doctor/src/lib.rs
@@ -54,7 +54,7 @@ impl Checkup {
     }
 
     /// Returns the next detected problem.
-    pub async fn next_diagnosis(&mut self) -> Result<Option<PatientDiagnosis>> {
+    pub async fn next_diagnosis(&mut self) -> Result<Option<PatientDiagnosis<'_>>> {
         while self.unprocessed_diagnoses.is_empty() {
             let Some(diagnostic) = self.diagnostics.pop_front() else {
                 return Ok(None);
diff --git a/crates/expressions/src/template.rs b/crates/expressions/src/template.rs
index 013c897617..15973750c2 100644
--- a/crates/expressions/src/template.rs
+++ b/crates/expressions/src/template.rs
@@ -46,7 +46,7 @@ impl Template {
         self.parts.iter().all(|p| matches!(p, Part::Lit(_)))
     }
 
-    pub(crate) fn parts(&self) -> std::slice::Iter<Part> {
+    pub(crate) fn parts(&self) -> std::slice::Iter<'_, Part> {
         self.parts.iter()
     }
 }
diff --git a/crates/factors-executor/src/lib.rs b/crates/factors-executor/src/lib.rs
index 0737926949..cfdc704446 100644
--- a/crates/factors-executor/src/lib.rs
+++ b/crates/factors-executor/src/lib.rs
@@ -158,7 +158,7 @@ impl<T: RuntimeFactors, U: Send + 'static> FactorsExecutorApp<T, U> {
     }
 
     /// Returns an instance builder for the given component ID.
-    pub fn prepare(&self, component_id: &str) -> anyhow::Result<FactorsInstanceBuilder<T, U>> {
+    pub fn prepare(&self, component_id: &str) -> anyhow::Result<FactorsInstanceBuilder<'_, T, U>> {
         let app_component = self
             .configured_app
             .app()
@@ -204,7 +204,7 @@ pub struct FactorsInstanceBuilder<'a, F: RuntimeFactors, U: 'static> {
 
 impl<T: RuntimeFactors, U: 'static> FactorsInstanceBuilder<'_, T, U> {
     /// Returns the app component for the instance.
-    pub fn app_component(&self) -> &AppComponent {
+    pub fn app_component(&self) -> &AppComponent<'_> {
         &self.app_component
     }
 
diff --git a/crates/factors/src/prepare.rs b/crates/factors/src/prepare.rs
index c4f2401f66..f1d8c65ea2 100644
--- a/crates/factors/src/prepare.rs
+++ b/crates/factors/src/prepare.rs
@@ -65,7 +65,7 @@ impl<'a, T: RuntimeFactors, F: Factor> PrepareContext<'a, T, F> {
     }
 
     /// Get the app component.
-    pub fn app_component(&self) -> &'a AppComponent {
+    pub fn app_component(&self) -> &'a AppComponent<'_> {
         self.app_component
     }
 
diff --git a/src/commands/watch.rs b/src/commands/watch.rs
index a9a4cde600..a17f460fe0 100644
--- a/src/commands/watch.rs
+++ b/src/commands/watch.rs
@@ -338,7 +338,7 @@ impl watchexec::handler::Handler<watchexec::action::Action> for NotifyOnFileChan
             _ = self.notifier.send(Uuid::new_v4());
         }
         action.outcome(watchexec::action::Outcome::DoNothing);
-        Ok::<(), Box<(dyn std::error::Error + 'static)>>(())
+        Ok::<(), Box<dyn std::error::Error + 'static>>(())
     }
 }