diff --git a/third_party/tools/verilator-uhdm b/third_party/tools/verilator-uhdm
index 012ce2ffc4cbc..f78c4e8490df6 160000
--- a/third_party/tools/verilator-uhdm
+++ b/third_party/tools/verilator-uhdm
@@ -1 +1 @@
-Subproject commit 012ce2ffc4cbca69e6ba0369b1b5988a43a57fae
+Subproject commit f78c4e8490df666d8f560d80739c4d8a55686955