diff --git a/src/content/test_lib.rs b/src/content/test_lib.rs
index 841fb1a..36d0572 100644
--- a/src/content/test_lib.rs
+++ b/src/content/test_lib.rs
@@ -28,7 +28,7 @@ impl<'a> ContentEngine<()> for MockContentEngine<'a> {
         route: Option<Route>,
         query_parameters: HashMap<String, String>,
         request_headers: HashMap<String, String>,
-    ) -> RenderContext<(), Self> {
+    ) -> RenderContext<'_, (), Self> {
         RenderContext {
             content_engine: self,
             handlebars_render_context: None,
@@ -55,7 +55,7 @@ impl<'a> ContentEngine<()> for MockContentEngine<'a> {
     fn get(&self, _: &Route) -> Option<&ContentRepresentations> {
         None
     }
-    fn handlebars_registry(&self) -> &Handlebars {
+    fn handlebars_registry(&self) -> &Handlebars<'_> {
         &self.0
     }
 }
diff --git a/tests/integration_tests.rs b/tests/integration_tests.rs
index 6a65fec..ab27b9f 100644
--- a/tests/integration_tests.rs
+++ b/tests/integration_tests.rs
@@ -8,7 +8,6 @@ use operator::content::ContentDirectory;
 use operator::test_lib::*;
 use regex::Regex;
 use std::collections::BTreeMap;
-use std::env;
 use std::io::Write;
 use std::process::Stdio;
 use std::str;