diff --git a/src/descriptor/template.rs b/src/descriptor/template.rs
index 9dbbf153..48609c19 100644
--- a/src/descriptor/template.rs
+++ b/src/descriptor/template.rs
@@ -60,6 +60,7 @@ pub type DescriptorTemplateOut = (ExtendedDescriptor, KeyMap, ValidNetworks);
 /// }
 /// ```
 pub trait DescriptorTemplate {
+    /// Build the complete descriptor
     fn build(self) -> Result<DescriptorTemplateOut, KeyError>;
 }