diff --git a/bucket/nginx.json b/bucket/nginx.json
index 6c0483d324..05e846cc59 100644
--- a/bucket/nginx.json
+++ b/bucket/nginx.json
@@ -1,12 +1,12 @@
 {
-    "version": "1.21.3",
+    "version": "1.21.4",
     "description": "An HTTP and reverse proxy server, a mail proxy server, and a generic TCP/UDP proxy server.",
     "homepage": "https://nginx.org",
     "license": "BSD-2-Clause",
     "notes": "To use the correct configuration run 'nginx -p \"$env:NGINX_HOME\"' or 'nginx -p \"%NGINX_HOME%\"'",
-    "url": "https://nginx.org/download/nginx-1.21.3.zip",
-    "hash": "5828f2d4626fa1ae2ffb424851fb607013d6ae99d91034d29557fc0d03538d82",
-    "extract_dir": "nginx-1.21.3",
+    "url": "https://nginx.org/download/nginx-1.21.4.zip",
+    "hash": "0ea8d87682a11655bb50027954ecce14279bc8b54594801e9cbb6434a414e978",
+    "extract_dir": "nginx-1.21.4",
     "bin": "nginx.exe",
     "env_set": {
         "NGINX_HOME": "$dir"