diff --git a/src/tools/miri/rust-version b/src/tools/miri/rust-version
index 24bef6026d4c..96ff7aae00e6 100644
--- a/src/tools/miri/rust-version
+++ b/src/tools/miri/rust-version
@@ -1 +1 @@
-13170cd787cb733ed24842ee825bcbd98dc01476
+917bfa78478cbcc77406e5ea37b24c3eedefacf4