diff --git a/bucket/rust-msvc.json b/bucket/rust-msvc.json
index 25760c7ce5..6b32d6fd80 100644
--- a/bucket/rust-msvc.json
+++ b/bucket/rust-msvc.json
@@ -1,16 +1,16 @@
 {
     "homepage": "https://www.rust-lang.org",
     "description": "A language empowering everyone to build reliable and efficient software. (MSVC toolchain)",
-    "version": "1.43.0",
+    "version": "1.43.1",
     "license": "MIT|Apache-2.0",
     "architecture": {
         "64bit": {
-            "url": "https://static.rust-lang.org/dist/rust-1.43.0-x86_64-pc-windows-msvc.msi",
-            "hash": "a82ed8ea39ed2ac1fba903079f0e2738e4ec69ddac990cc1f1ecacb20282ca97"
+            "url": "https://static.rust-lang.org/dist/rust-1.43.1-x86_64-pc-windows-msvc.msi",
+            "hash": "7c048c540c2a4a17ee7e825f3abf7589c1574d905418e52cde8de590b6a56a20"
         },
         "32bit": {
-            "url": "https://static.rust-lang.org/dist/rust-1.43.0-i686-pc-windows-msvc.msi",
-            "hash": "30b07149c7fd2dc0f97b90acf1ea46e294a1f4cab64c2dc59ad5a247be2c8df4"
+            "url": "https://static.rust-lang.org/dist/rust-1.43.1-i686-pc-windows-msvc.msi",
+            "hash": "f3d4430603c4e8bc1e30631fa04ad8bc3199f41bee64f3001939b146fcef19ed"
         }
     },
     "extract_dir": "Rust",