diff --git a/src/types/frozenset.rs b/src/types/frozenset.rs
index 9de663dfdc3..782741d592e 100644
--- a/src/types/frozenset.rs
+++ b/src/types/frozenset.rs
@@ -17,7 +17,7 @@ impl<'py> PyFrozenSetBuilder<'py> {
     /// Create a new `FrozenSetBuilder`.
     /// Since this allocates a `PyFrozenSet` internally it may
     /// panic when running out of memory.
-    pub fn new<'a>(py: Python<'py>) -> PyResult<PyFrozenSetBuilder<'py>> {
+    pub fn new(py: Python<'py>) -> PyResult<PyFrozenSetBuilder<'py>> {
         Ok(PyFrozenSetBuilder {
             py_frozen_set: PyFrozenSet::empty(py)?,
         })