diff --git a/toolchains/riscv-tools/riscv-isa-sim b/toolchains/riscv-tools/riscv-isa-sim
index 7812eabb44..a2dcf1fd70 160000
--- a/toolchains/riscv-tools/riscv-isa-sim
+++ b/toolchains/riscv-tools/riscv-isa-sim
@@ -1 +1 @@
-Subproject commit 7812eabb441eaf2067d07636a382eca622e48814
+Subproject commit a2dcf1fd70f359e2cf0a953986c9fe222a6d53c2