diff --git a/include/pybind11/pybind11.h b/include/pybind11/pybind11.h
index f87b2bd402..df543811fc 100644
--- a/include/pybind11/pybind11.h
+++ b/include/pybind11/pybind11.h
@@ -2751,11 +2751,11 @@ get_type_override(const void *this_ptr, const type_info *this_type, const char *
         if ((std::string) str(f_code->co_name) == name && f_code->co_argcount > 0) {
             PyObject *locals = PyEval_GetLocals();
             if (locals != nullptr) {
-#                if PY_VERSION_HEX >= 0x03110000
+#        if PY_VERSION_HEX >= 0x03110000
                 PyObject *co_varnames = PyCode_GetVarnames(f_code);
-#                else
+#        else
                 PyObject *co_varnames = PyObject_GetAttrString((PyObject *) f_code, "co_varnames");
-#                endif
+#        endif
                 PyObject *self_arg = PyTuple_GET_ITEM(co_varnames, 0);
                 Py_DECREF(co_varnames);
                 PyObject *self_caller = dict_getitem(locals, self_arg);