diff --git a/sims/firesim b/sims/firesim
index a2f2387c..f18b8497 160000
--- a/sims/firesim
+++ b/sims/firesim
@@ -1 +1 @@
-Subproject commit a2f2387c5e970dec2d3101dd1361ada08a7ee08d
+Subproject commit f18b84971ae076d2616b3e4c3b90f60392e47487