diff --git a/toolchains/riscv-tools/riscv-isa-sim b/toolchains/riscv-tools/riscv-isa-sim
index d70ea67d..7470633c 160000
--- a/toolchains/riscv-tools/riscv-isa-sim
+++ b/toolchains/riscv-tools/riscv-isa-sim
@@ -1 +1 @@
-Subproject commit d70ea67df7e85a8d92a8baa254afde67c33c43a9
+Subproject commit 7470633c425c2385685f369a8ca9f2c3a629f494