diff --git a/bucket/avr-gcc.json b/bucket/avr-gcc.json
index baf390debe..502b678343 100644
--- a/bucket/avr-gcc.json
+++ b/bucket/avr-gcc.json
@@ -1,18 +1,18 @@
 {
-    "version": "14.1.0",
+    "version": "15.1.0",
     "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/v14.1.0-1/avr-gcc-14.1.0-x64-windows.zip",
-            "hash": "d0efbf289004b2d700ae039aa0b592d7d34a9e797e8fe8aa1fef249e997bbae7",
-            "extract_dir": "avr-gcc-14.1.0-x64-windows"
+            "url": "https://github.com/ZakKemble/avr-gcc-build/releases/download/v15.1.0-1/avr-gcc-15.1.0-x64-windows.zip",
+            "hash": "ae931232ee4c8478476c91d75cf1fec49d68c7bd0ff0b03b20be98f60812c7d8",
+            "extract_dir": "avr-gcc-15.1.0-x64-windows"
         },
         "32bit": {
-            "url": "https://github.com/ZakKemble/avr-gcc-build/releases/download/v14.1.0-1/avr-gcc-14.1.0-x86-windows.zip",
-            "hash": "b05b11b0843e67b021b8037467f32d50ec64505e48ac5c465c70dc5b8a7195ba",
-            "extract_dir": "avr-gcc-14.1.0-x86-windows"
+            "url": "https://github.com/ZakKemble/avr-gcc-build/releases/download/v15.1.0-1/avr-gcc-15.1.0-x86-windows.zip",
+            "hash": "b931a09050ef5ad008dca02092474c4f83cf24ea5c1d3e602a44f4502a20dac6",
+            "extract_dir": "avr-gcc-15.1.0-x86-windows"
         }
     },
     "bin": [