diff --git a/bucket/nixpacks.json b/bucket/nixpacks.json
index 91c9e4521c..aebd7fba7c 100644
--- a/bucket/nixpacks.json
+++ b/bucket/nixpacks.json
@@ -1,5 +1,5 @@
 {
-    "version": "1.21.0",
+    "version": "1.21.1",
     "description": "Generate an OCI compliant image based off app source.",
     "homepage": "https://github.com/railwayapp/nixpacks",
     "license": "MIT",
@@ -8,12 +8,12 @@
     },
     "architecture": {
         "64bit": {
-            "url": "https://github.com/railwayapp/nixpacks/releases/download/v1.21.0/nixpacks-v1.21.0-x86_64-pc-windows-msvc.zip",
-            "hash": "b41b1377212f6773e6f7d03458fb6d26c420a722b3c967ba59555966e81de1b2"
+            "url": "https://github.com/railwayapp/nixpacks/releases/download/v1.21.1/nixpacks-v1.21.1-x86_64-pc-windows-msvc.zip",
+            "hash": "3ecde8b05f0a1681ae6163a2e6fb2a164f87ceb1d2f6c67eec8f6d52b6f74082"
         },
         "32bit": {
-            "url": "https://github.com/railwayapp/nixpacks/releases/download/v1.21.0/nixpacks-v1.21.0-i686-pc-windows-msvc.zip",
-            "hash": "41627e8dd369ad6f6203a5e52e555455facdd687d6f1021f049751b67f1e4fc3"
+            "url": "https://github.com/railwayapp/nixpacks/releases/download/v1.21.1/nixpacks-v1.21.1-i686-pc-windows-msvc.zip",
+            "hash": "08bda68d1ce75d11d9c00f0e8c8e9e58d73ca1831de66ec977f036b3edfb833e"
         }
     },
     "bin": "nixpacks.exe",