diff --git a/toolchains/esp-tools/riscv-isa-sim b/toolchains/esp-tools/riscv-isa-sim
index cd7d15b8..86265d02 160000
--- a/toolchains/esp-tools/riscv-isa-sim
+++ b/toolchains/esp-tools/riscv-isa-sim
@@ -1 +1 @@
-Subproject commit cd7d15b889844f730fa8e6d5688555ec584f876d
+Subproject commit 86265d02e8abea3b367114393d6b0661fd35b156