diff --git a/src/filter.rs b/src/filter.rs
index fd0261b..f606bca 100644
--- a/src/filter.rs
+++ b/src/filter.rs
@@ -344,7 +344,7 @@ impl BiquadBank {
 
     #[pyo3(name = "set_gains")]
     /// See: [BiquadBank::set_gains()]
-    pub fn set_gains_py<'py>(&mut self, py: Python<'py>, gains: PyArrayLike1<Flt>) -> PyResult<()> {
+    pub fn set_gains_py<'py>(&mut self, gains: PyArrayLike1<Flt>) -> PyResult<()> {
         if gains.len() != self.len() {
             return Err(PyValueError::new_err("Invalid number of provided gains"));
         }
@@ -353,7 +353,7 @@ impl BiquadBank {
     }
     #[pyo3(name = "set_gains_dB")]
     /// See: [BiquadBank::set_gains_dB()]
-    pub fn set_gains_dB_py<'py>(&mut self, py: Python<'py>, gains_dB: PyArrayLike1<Flt>) -> PyResult<()> {
+    pub fn set_gains_dB_py<'py>(&mut self, gains_dB: PyArrayLike1<Flt>) -> PyResult<()> {
         if gains_dB.len() != self.len() {
             return Err(PyValueError::new_err("Invalid number of provided gains"));
         }