fix exception type for pop from empty set

1 files changed, 1 insertions, 1 deletions

diff --git a/py/objset.c b/py/objset.c
index 82b10e7e8..6764a5c6f 100644
--- a/py/objset.c
+++ b/py/objset.c
@@ -368,7 +368,7 @@ STATIC mp_obj_t set_pop(mp_obj_t self_in) {
     mp_obj_set_t *self = MP_OBJ_TO_PTR(self_in);
     mp_obj_t obj = mp_set_remove_first(&self->set);
     if (obj == MP_OBJ_NULL) {
-        mp_raise_IndexError_varg(translate("pop from empty %s"), "set");
+        mp_raise_msg_varg(&mp_type_KeyError, translate("pop from empty %s"), "set");
     }
     return obj;
 }