diff --git a/action.yml b/action.yml
index 93dbc12..6d0fdd0 100644
--- a/action.yml
+++ b/action.yml
@@ -4,7 +4,7 @@ author: 'eifinger'
 inputs:
   version: 
     description: 'The version of uv to install'
-    default: '0.3.5'
+    default: '0.4.0'
   checksum:
     description: 'The checksum of the uv version to install'
     required: false
diff --git a/dist/setup/index.js b/dist/setup/index.js
index 2ad2e41..68e51d2 100644
Binary files a/dist/setup/index.js and b/dist/setup/index.js differ
diff --git a/src/download/checksum/known-checksums.ts b/src/download/checksum/known-checksums.ts
index 79a4388..12a6376 100644
--- a/src/download/checksum/known-checksums.ts
+++ b/src/download/checksum/known-checksums.ts
@@ -1,5 +1,41 @@
 // AUTOGENERATED_DO_NOT_EDIT
 export const KNOWN_CHECKSUMS: {[key: string]: string} = {
+  'undefined-0.4.0':
+    '3bff99b44234a92ad27d24fb55a72d0d4c837aece85094ba26a8211f6fcc6a18',
+  'aarch64-apple-darwin-0.4.0':
+    '33393f06d0f950b715559b7bd1566f394a90020b9ad0cdb169a6ff49304aa0a9',
+  'aarch64-unknown-linux-gnu-0.4.0':
+    '0fe9eb6624e699085213347a1b0b3c6dfd8b4fd9454a41606ee695358a014a07',
+  'aarch64-unknown-linux-musl-0.4.0':
+    '5ad6693e937587abf0cc31979d4922b427995534b639a2b467199fc8c87bbafd',
+  'arm-unknown-linux-musleabihf-0.4.0':
+    '1550a498361902dd13ed5dc574f151c531c0ba75b150edbb24a07505ed5c9ad8',
+  'armv7-unknown-linux-gnueabihf-0.4.0':
+    'b06194e2b24e1b594d3beef364402393aff5af8ff567e4860add59a6035cb2ce',
+  'armv7-unknown-linux-musleabihf-0.4.0':
+    '38cd80d9de64eadb5213b4d026e9e5ee45d5222a01c859540cdb29042842a4ae',
+  'i686-pc-windows-msvc-0.4.0':
+    '60041b66a092cd7f13655ac19ad50aa83ea5f2012af3b87d7defe4ea96483efc',
+  'i686-unknown-linux-gnu-0.4.0':
+    '0e76ba23a272188f0a1c5eaaf7bb8ee626e5e8820ff96a2ae1490e591e7a388f',
+  'i686-unknown-linux-musl-0.4.0':
+    'bea1b1832bc8518c5f5c1c50f1dd3d2ef042d40a031da4fbe583fb991ba4f690',
+  'powerpc64-unknown-linux-gnu-0.4.0':
+    '56e80876b799c973fd7e24646e116a90b4011be4f2e6bdd27c5aa8e03f173124',
+  'powerpc64le-unknown-linux-gnu-0.4.0':
+    'e819a6dc969b696809d295cce013bc06b31aaac60b15f7aff9e2e580933e3ec0',
+  'powerpc64le-unknown-linux-musl-0.4.0':
+    '64002df7a5b93f7d599ab975de5675a759cfce0b34ce4204302bfa592d58e838',
+  's390x-unknown-linux-gnu-0.4.0':
+    'd899f780193a53c6eacd878383a7496502e3319e22c2262f95de5df91ca609da',
+  'x86_64-apple-darwin-0.4.0':
+    '5788b3f1a4d51bce070d40d432ca0fe675510b501359b3a60461ade53ecd7272',
+  'x86_64-pc-windows-msvc-0.4.0':
+    '2681d6efd66fb7963317de0b6a8b4b63735e1f8e9f5fca6a7eeec14838307792',
+  'x86_64-unknown-linux-gnu-0.4.0':
+    '1302d70383d6da5a760cd1710511b118e10482dd11e4e6475776b13ed6a414b1',
+  'x86_64-unknown-linux-musl-0.4.0':
+    '033e69e03668de34eeccbdb3f559c1db578c3aad4a5a34509924871dc9413e0c',
   'undefined-0.3.5':
     '7f136b52040652a108a3ad45dc9c9deb94045c73fbc2ea59a11f578faeb55572',
   'aarch64-apple-darwin-0.3.5':