1 files changed, 1 insertions, 1 deletions

diff --git a/src/doc.rs b/src/doc.rs
index bf06625..89b9eea 100644
--- a/src/doc.rs
+++ b/src/doc.rs
@@ -229,7 +229,7 @@ impl<'a> Document {
     ///
     /// The sources are any files that affect the output so that if
     /// the source file changes, the output needs to be re-generated.
-    pub fn sources(&mut self, template: &Option<String>) -> Vec<PathBuf> {
+    pub fn sources(&mut self, template: Option<&str>) -> Vec<PathBuf> {
         let mut names = vec![];
 
         for x in self.meta().bindings_filenames() {