diff --git a/sims/firesim b/sims/firesim
index 801baeb9..64b55aff 160000
--- a/sims/firesim
+++ b/sims/firesim
@@ -1 +1 @@
-Subproject commit 801baeb901c207beb0511311e09ae10e0dbb8b5f
+Subproject commit 64b55aff3997d4cee4494eef72c2f1a15b3002b2