diff --git a/lib/bc b/lib/bc
index 9c714d9..58c8a50 160000
--- a/lib/bc
+++ b/lib/bc
@@ -1 +1 @@
-Subproject commit 9c714d93df1dc51d5d8f4d2d2f68c73fa92ad14b
+Subproject commit 58c8a50e8fc8de64a07314d3a0a04db2f2092b1d