diff --git a/rust/src/deferred.rs b/rust/src/deferred.rs
index 2c819993b2..91d5a08f7d 100644
--- a/rust/src/deferred.rs
+++ b/rust/src/deferred.rs
@@ -130,9 +130,7 @@ fn make_deferred_yieldable<'py>(
 }
 
 /// Called when registering modules with python.
-pub fn register_module(py: Python<'_>, m: &Bound<'_, PyModule>) -> PyResult<()> {
-    _ = m;
-
+pub fn register_module(py: Python<'_>, _m: &Bound<'_, PyModule>) -> PyResult<()> {
     // Make sure we fail early if we can't load some modules
     defer(py)?;