diff --git a/src/error.rs b/src/error.rs
index 41358d73c..eaf26de2b 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -106,7 +106,7 @@ impl RenderError {
             Some(path) => format!("Variable {:?} not found in strict mode.", path),
             None => "Value is missing in strict mode".to_owned(),
         };
-        RenderError::new(&msg)
+        RenderError::new(msg)
     }
 
     pub fn from_error<E>(error_info: &str, cause: E) -> RenderError
diff --git a/src/registry.rs b/src/registry.rs
index 5dd24db53..a345990ca 100644
--- a/src/registry.rs
+++ b/src/registry.rs
@@ -543,7 +543,7 @@ impl<'reg> Registry<'reg> {
                 .map_err(ScriptError::from)
                 .and_then(|s| {
                     let helper = Box::new(ScriptHelper {
-                        script: self.engine.compile(&s)?,
+                        script: self.engine.compile(s)?,
                     }) as Box<dyn HelperDef + Send + Sync>;
                     Ok(Some(helper.into()))
                 })