diff --git a/toolchains/riscv-tools/riscv-isa-sim b/toolchains/riscv-tools/riscv-isa-sim
index 3e87fa0d..5a499ef7 160000
--- a/toolchains/riscv-tools/riscv-isa-sim
+++ b/toolchains/riscv-tools/riscv-isa-sim
@@ -1 +1 @@
-Subproject commit 3e87fa0d0a3cd11d435d770d6028989df60f6c27
+Subproject commit 5a499ef718bba2fc323e9771ebd7545c66825ff6