diff --git a/vlsi/hammer b/vlsi/hammer
index 528e745c..cbc907df 160000
--- a/vlsi/hammer
+++ b/vlsi/hammer
@@ -1 +1 @@
-Subproject commit 528e745c54c3901a311aade7c928e866de1d42d2
+Subproject commit cbc907dfe8005a8d72f1b2fb7b414ad9dbfe14b1