diff --git a/third_party/tools/verilator b/third_party/tools/verilator
index 837d9f9d771b2..446f21d2a09c1 160000
--- a/third_party/tools/verilator
+++ b/third_party/tools/verilator
@@ -1 +1 @@
-Subproject commit 837d9f9d771b2fd5975ef260173383c946dfa535
+Subproject commit 446f21d2a09c1d5c48d8977308104c9177452297