diff --git a/signs_lib b/signs_lib
index 7c6a1c7..8b975d7 160000
--- a/signs_lib
+++ b/signs_lib
@@ -1 +1 @@
-Subproject commit 7c6a1c76117b4ca019a5249b27ba450ca39c15a6
+Subproject commit 8b975d7fa13a3967247adca109b0be10ebde8e71