diff --git a/src/elements/import_entry.rs b/src/elements/import_entry.rs
index 83328d3..915fcc1 100644
--- a/src/elements/import_entry.rs
+++ b/src/elements/import_entry.rs
@@ -266,7 +266,7 @@ impl ImportEntry {
     pub fn external(&self) -> &External { &self.external }
 
     /// Local binidng of the import entry (mutable)
-    pub fn external_mut(&mut self) -> &External { &mut self.external }    
+    pub fn external_mut(&mut self) -> &mut External { &mut self.external }    
 }
 
 impl Deserialize for ImportEntry {