diff --git a/rust-snapshot-hash b/rust-snapshot-hash
index 4a2a4452cf6..eb07c90a5fd 100644
--- a/rust-snapshot-hash
+++ b/rust-snapshot-hash
@@ -1 +1 @@
-716f920b7e234b450f272346fea961832505c06e/rustc-1.1.0-dev
+b301e02f37127da993dd2cf370aa1066d48b042e/rustc-1.2.0-dev