diff --git a/bucket/emscripten.json b/bucket/emscripten.json
index 1e7f83869f..fee0d8d4b4 100644
--- a/bucket/emscripten.json
+++ b/bucket/emscripten.json
@@ -1,6 +1,6 @@
 {
     "##": ".bat won't be able to modify shell sessions of PowerShell, Fish, Bash etc. Therefore env_add_path is required.",
-    "version": "4.0.3",
+    "version": "4.0.4",
     "description": "LLVM to WebAssembly compiler. Compiles C/C++ to WebAssembly that can be run on most web browsers.",
     "homepage": "https://emscripten.org/",
     "license": "MIT|NCSA",
@@ -10,11 +10,11 @@
     ],
     "architecture": {
         "64bit": {
-            "url": "https://github.com/emscripten-core/emsdk/archive/refs/tags/4.0.3.zip",
-            "hash": "0a406a89b2b8cebcdca3ca9da16c27266b3761bf6e1f251140b73758f690aef6"
+            "url": "https://github.com/emscripten-core/emsdk/archive/refs/tags/4.0.4.zip",
+            "hash": "3d485c8290b0fe3d6aff8e54c4bff8f70d7919b9d60a20f7aca5f72b474cbf22"
         }
     },
-    "extract_dir": "emsdk-4.0.3",
+    "extract_dir": "emsdk-4.0.4",
     "pre_install": "if(!(Test-Path \"$persist_dir\\.emscripten\")) {New-Item \"$dir\\.emscripten\" -ItemType File | Out-Null}",
     "env_add_path": ".",
     "shortcuts": [