diff --git a/src/instance.rs b/src/instance.rs
index 9041d98d789..aa4512dca45 100644
--- a/src/instance.rs
+++ b/src/instance.rs
@@ -125,7 +125,7 @@ impl<'py> Py2<'py, PyAny> {
     /// # Safety
     /// ptr must be a valid pointer to a Python object.
     pub unsafe fn from_borrowed_ptr_unchecked(py: Python<'py>, ptr: *mut ffi::PyObject) -> Self {
-        Self::from_borrowed_ptr_or_opt(py, ptr).unwrap_unchecked()
+        Self::from_borrowed_ptr_or_opt(py, ptr).unwrap()
     }
 }