diff --git a/.changeset/sharp-ravens-shave.md b/.changeset/sharp-ravens-shave.md
new file mode 100644
index 00000000..f5b2b3a9
--- /dev/null
+++ b/.changeset/sharp-ravens-shave.md
@@ -0,0 +1,5 @@
+---
+'@hono/valibot-validator': minor
+---
+
+Upgrade Valibot peer dependency to v1.0.0
diff --git a/packages/valibot-validator/package.json b/packages/valibot-validator/package.json
index 5f572a56..792f61b8 100644
--- a/packages/valibot-validator/package.json
+++ b/packages/valibot-validator/package.json
@@ -32,12 +32,12 @@
   "homepage": "https://github.com/honojs/middleware",
   "peerDependencies": {
     "hono": ">=3.9.0",
-    "valibot": ">=0.31.0 <1"
+    "valibot": "^1.0.0"
   },
   "devDependencies": {
     "hono": "^4.5.1",
     "jest": "^29.7.0",
     "tsup": "^8.3.0",
-    "valibot": "^0.31.0"
+    "valibot": "^1.0.0-beta.0"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 18feae15..bb4ec677 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2687,10 +2687,10 @@ __metadata:
     hono: "npm:^4.5.1"
     jest: "npm:^29.7.0"
     tsup: "npm:^8.3.0"
-    valibot: "npm:^0.31.0"
+    valibot: "npm:^1.0.0-beta.0"
   peerDependencies:
     hono: ">=3.9.0"
-    valibot: ">=0.31.0 <1"
+    valibot: ^1.0.0
   languageName: unknown
   linkType: soft
 
@@ -19833,13 +19833,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"valibot@npm:^0.31.0":
-  version: 0.31.1
-  resolution: "valibot@npm:0.31.1"
-  checksum: 666abefeffe1b92e324bc1f35e9052929365d9646f324197d21a506ada07e605958853e04144996b698c866cc327be78138712a5b79e1dbe98caf52229b49fc0
-  languageName: node
-  linkType: hard
-
 "valibot@npm:^0.36.0":
   version: 0.36.0
   resolution: "valibot@npm:0.36.0"
@@ -19847,6 +19840,18 @@ __metadata:
   languageName: node
   linkType: hard
 
+"valibot@npm:^1.0.0-beta.0":
+  version: 1.0.0-beta.0
+  resolution: "valibot@npm:1.0.0-beta.0"
+  peerDependencies:
+    typescript: ">=5"
+  peerDependenciesMeta:
+    typescript:
+      optional: true
+  checksum: 0b5525fb3504f65011d2c7f57679d187f63c1205da2f441397f3d263514672938d2a8145b85ea2e1e46c505b5641d79f5628ba3262689b34fb918177176660fe
+  languageName: node
+  linkType: hard
+
 "valid-url@npm:^1":
   version: 1.0.9
   resolution: "valid-url@npm:1.0.9"