diff --git a/Objects/abstract.c b/Objects/abstract.c
index 83f5367..52c9025 100644
--- a/Objects/abstract.c
+++ b/Objects/abstract.c
@@ -98,6 +98,7 @@
 	if (ro == NULL) {
 		if (!PyErr_ExceptionMatches(PyExc_TypeError))
 			return -1;
+		PyErr_Clear();
 		return defaultvalue;
 	}
 	rv = PyLong_Check(ro) ? PyLong_AsSsize_t(ro) : defaultvalue;