diff --git a/lib/bc b/lib/bc
index 481a1f3..87a8d3f 160000
--- a/lib/bc
+++ b/lib/bc
@@ -1 +1 @@
-Subproject commit 481a1f3e15adbbb413b6801ed03c69822799ad46
+Subproject commit 87a8d3f6432a82b794aecd0e7c0813ace2ed97bd