diff --git a/src/tools/miri/rust-version b/src/tools/miri/rust-version
index 77460a7c89eab..4b6de3601cabe 100644
--- a/src/tools/miri/rust-version
+++ b/src/tools/miri/rust-version
@@ -1 +1 @@
-314c39d2ea07d8b50649149358ebeb1a6bd09179
+c84d5e7078435a0ddd8770c3530fe7fdbf026ec4