diff --git a/src/doc/rustc-dev-guide/rust-version b/src/doc/rustc-dev-guide/rust-version
index b631041b6bfa..1ced6098acf4 100644
--- a/src/doc/rustc-dev-guide/rust-version
+++ b/src/doc/rustc-dev-guide/rust-version
@@ -1 +1 @@
-2b5e239c6b86cde974b0ef0f8e23754fb08ff3c5
+32e7a4b92b109c24e9822c862a7c74436b50e564