diff --git a/bucket/rust-gnu.json b/bucket/rust-gnu.json
index 4c647f62f4..21a39d2c0b 100644
--- a/bucket/rust-gnu.json
+++ b/bucket/rust-gnu.json
@@ -1,17 +1,17 @@
 {
-    "version": "1.91.0",
+    "version": "1.91.1",
     "description": "A language empowering everyone to build reliable and efficient software. (GNU toolchain)",
     "homepage": "https://www.rust-lang.org",
     "license": "MIT|Apache-2.0",
     "notes": "Use the rustup package instead for easier management of multiple toolchains, including beta/nightly releases.",
     "architecture": {
         "64bit": {
-            "url": "https://static.rust-lang.org/dist/rust-1.91.0-x86_64-pc-windows-gnu.msi",
-            "hash": "5dc3d0af6d6cd26f6573e23322d006395a96673ad7ad25472f3f6328cf886c26"
+            "url": "https://static.rust-lang.org/dist/rust-1.91.1-x86_64-pc-windows-gnu.msi",
+            "hash": "d415a8998bd616604f589fa26a2cec3dd38310e98211e0f0043156983ae30452"
         },
         "32bit": {
-            "url": "https://static.rust-lang.org/dist/rust-1.91.0-i686-pc-windows-gnu.msi",
-            "hash": "fc4c9c7efef9d00ffd34c11e22e5969140f61eaf3b6e7d4b1488f83ef13f6efa"
+            "url": "https://static.rust-lang.org/dist/rust-1.91.1-i686-pc-windows-gnu.msi",
+            "hash": "498cb1270f64bf48098c885415649dd822cfb53b60ae8f9451b22cfda60a2ca5"
         }
     },
     "extract_dir": "Rust",