diff --git a/implementations/rust/preserves-schema/src/support/interpret.rs b/implementations/rust/preserves-schema/src/support/interpret.rs
index 23781a0..b517452 100644
--- a/implementations/rust/preserves-schema/src/support/interpret.rs
+++ b/implementations/rust/preserves-schema/src/support/interpret.rs
@@ -38,7 +38,7 @@ impl<'a, V: NestedValue> Context<'a, V> {
         result
     }
 
-    pub fn dynamic_unparse(&mut self, module: &Vec<String>, name: &str, w: &V) -> Option<V> {
+    pub fn dynamic_unparse(&mut self, _module: &Vec<String>, _name: &str, _w: &V) -> Option<V> {
         panic!("Not yet implemented");
     }
 }