diff --git a/libraries/parsec b/libraries/parsec
index 610d7aa58bb5d436aac47b7c03fa6a0f8cb82ba7..34f9e98c64cae99abeabbd3d34cec5469f87291a 160000
--- a/libraries/parsec
+++ b/libraries/parsec
@@ -1 +1 @@
-Subproject commit 610d7aa58bb5d436aac47b7c03fa6a0f8cb82ba7
+Subproject commit 34f9e98c64cae99abeabbd3d34cec5469f87291a