diff --git a/bucket/rustup-msvc.json b/bucket/rustup-msvc.json
index 3506dae4dc..e4d6b9e56a 100644
--- a/bucket/rustup-msvc.json
+++ b/bucket/rustup-msvc.json
@@ -1,17 +1,17 @@
 {
-    "version": "1.24.2",
+    "version": "1.24.3",
     "description": "Manage multiple rust installations with ease",
     "homepage": "https://rustup.rs",
     "license": "MIT|Apache-2.0",
     "notes": "To use the MSVC ABI without Visual Studio 2015 (or higher) installed, you will need the Visual Studio 2017 Build Tools: https://www.visualstudio.com/downloads/#build-tools-for-visual-studio-2017",
     "architecture": {
         "64bit": {
-            "url": "https://static.rust-lang.org/rustup/archive/1.24.2/x86_64-pc-windows-msvc/rustup-init.exe",
-            "hash": "61bf8ac84279515fce20f725c2df3e7653b42fcc40ef7b11c56634f9c245e19f"
+            "url": "https://static.rust-lang.org/rustup/archive/1.24.3/x86_64-pc-windows-msvc/rustup-init.exe",
+            "hash": "780b445ee18bdc5a31ad6a4a63943927e5c0bba8bff664e8ecc8d5bca3906c7b"
         },
         "32bit": {
-            "url": "https://static.rust-lang.org/rustup/archive/1.24.2/i686-pc-windows-msvc/rustup-init.exe",
-            "hash": "0503ef12d8d0aeac58f9f217c4f1f8ad0f3160eab7704105c765bf5f32559611"
+            "url": "https://static.rust-lang.org/rustup/archive/1.24.3/i686-pc-windows-msvc/rustup-init.exe",
+            "hash": "33ddb81079f94150e162fa00a84a00ff4649419fce5aa54116cb4147785732d1"
         }
     },
     "installer": {