diff --git a/rustup.json b/rustup.json
index 8157cf9084..24f0644bf0 100644
--- a/rustup.json
+++ b/rustup.json
@@ -1,5 +1,5 @@
 {
-    "version": "1.8.0",
+    "version": "1.9.0",
     "license": "MIT",
     "hash": "aab034521189a3832235acb6213dd9756250e8ea274ec6d27618da30429aa014",
     "homepage": "https://github.com/rust-lang-nursery/rustup.rs",