diff --git a/bucket/wasmer.json b/bucket/wasmer.json
index 3e2df3a290..2d3e0ad615 100644
--- a/bucket/wasmer.json
+++ b/bucket/wasmer.json
@@ -1,5 +1,5 @@
 {
-    "version": "v4.3.0",
+    "version": "v4.3.1",
     "description": "The leading WebAssembly Runtime supporting WASI and Emscripten",
     "homepage": "https://wasmer.io/",
     "license": "MIT",
@@ -8,8 +8,8 @@
     },
     "architecture": {
         "64bit": {
-            "url": "https://github.com/wasmerio/wasmer/releases/download/v4.3.0/wasmer-windows.exe",
-            "hash": "9be9fc038669da26ba093872f4ed2db9e4c33b11edaa9025e17380eae32c6a49"
+            "url": "https://github.com/wasmerio/wasmer/releases/download/v4.3.1/wasmer-windows.exe",
+            "hash": "bb1a9a4f026d45bffd16039fed6ff22228995b7e30298b5032801c282ea2ba0f"
         }
     },
     "env_set": {