diff --git a/Python/getargs.c b/Python/getargs.c
index 9b1207f..3a5ef8d 100644
--- a/Python/getargs.c
+++ b/Python/getargs.c
@@ -1392,7 +1392,7 @@
 	Py_ssize_t count;
 	PyBufferProcs *pb = arg->ob_type->tp_as_buffer;
 	if (pb == NULL) {
-		*errmsg = "string or buffer";
+		*errmsg = "bytes or buffer";
 		return -1;
 	}
 	if (pb->bf_getbuffer) {