diff --git a/mono.json b/mono.json
index 38272c8329..ed7309e26b 100644
--- a/mono.json
+++ b/mono.json
@@ -1,10 +1,10 @@
 {
-    "version": "5.18.0.268",
+    "version": "5.18.1.0",
     "description": "Cross platform, open source .NET framework.",
     "homepage": "https://www.mono-project.com/",
     "license": "MIT",
-    "url": "https://download.mono-project.com/archive/5.18.0/windows-installer/mono-5.18.0.268-gtksharp-2.12.45-win32-0.msi",
-    "hash": "6a5cff82cc46c0bea69537086e3597cfd1a7c800ead9550c61d9b955360c26aa",
+    "url": "https://download.mono-project.com/archive/5.18.1/windows-installer/mono-5.18.1.0-gtksharp-2.12.45-win32-0.msi",
+    "hash": "e43020f562044bf2aa8f2a972debf661b76659dac7901d8a2c8853e36bad154c",
     "extract_dir": "Mono",
     "env_add_path": "bin",
     "checkver": {