diff --git a/bucket/avr-gcc.json b/bucket/avr-gcc.json
index 53eae5566f..3d19d0d547 100644
--- a/bucket/avr-gcc.json
+++ b/bucket/avr-gcc.json
@@ -1,18 +1,18 @@
 {
-    "version": "11.1.0",
+    "version": "12.1.0",
     "description": "AVR toolchain for Windows by Zak Kemble",
     "homepage": "https://blog.zakkemble.net/avr-gcc-builds/",
     "license": "BSD-3-Clause",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/ZakKemble/avr-gcc-build/releases/download/v11.1.0-1/avr-gcc-11.1.0-x64-windows.zip",
-            "hash": "e11ec78125a11242cc45169d96bbff9f35b4b7b916711ff4fad64c62379a71f7",
-            "extract_dir": "avr-gcc-11.1.0-x64-windows"
+            "url": "https://github.com/ZakKemble/avr-gcc-build/releases/download/v12.1.0-1/avr-gcc-12.1.0-x64-windows.zip",
+            "hash": "e921a964fdeaedbe963352d0f26c6520a0a3eb8effc6ff232f3824b06c4ea0e2",
+            "extract_dir": "avr-gcc-12.1.0-x64-windows"
         },
         "32bit": {
-            "url": "https://github.com/ZakKemble/avr-gcc-build/releases/download/v11.1.0-1/avr-gcc-11.1.0-x86-windows.zip",
-            "hash": "a73d9a1353964ff7dc96226c41a568a2b42aea2d71de97d6aceb193cf003fadf",
-            "extract_dir": "avr-gcc-11.1.0-x86-windows"
+            "url": "https://github.com/ZakKemble/avr-gcc-build/releases/download/v12.1.0-1/avr-gcc-12.1.0-x86-windows.zip",
+            "hash": "3a8db73306956f53506b558074d1d59adc46a4e036658ec1a36da1662cd4ef4a",
+            "extract_dir": "avr-gcc-12.1.0-x86-windows"
         }
     },
     "bin": [