diff --git a/src/tools/miri/rust-version b/src/tools/miri/rust-version
index ee75e7a2932..29f34da77eb 100644
--- a/src/tools/miri/rust-version
+++ b/src/tools/miri/rust-version
@@ -1 +1 @@
-4f4d0586ad20c66a16d547581ca379beafece93a
+3b1c8a94a4e8a6ba8bc7b39cc3580db9e5b72295