diff --git a/toolchains/riscv-tools/riscv-isa-sim b/toolchains/riscv-tools/riscv-isa-sim
index 80603341..fcbdbe79 160000
--- a/toolchains/riscv-tools/riscv-isa-sim
+++ b/toolchains/riscv-tools/riscv-isa-sim
@@ -1 +1 @@
-Subproject commit 80603341f6ac62be5abb6b7f1d09eb62bd7f2ff4
+Subproject commit fcbdbe7946079650d0e656fa3d353e3f652d471f