diff --git a/test/asap7_ccsn.lib.gz b/test/asap7_ccsn.lib.gz
index 0fba5409..368e3719 100644
Binary files a/test/asap7_ccsn.lib.gz and b/test/asap7_ccsn.lib.gz differ
diff --git a/test/liberty_ccsn.tcl b/test/liberty_ccsn.tcl
index 089e07d7..7faa93a6 100644
--- a/test/liberty_ccsn.tcl
+++ b/test/liberty_ccsn.tcl
@@ -1 +1,2 @@
+# read ccsn library and ensure no unnecessary warnings
 read_liberty asap7_ccsn.lib.gz