diff --git a/package.json b/package.json
index 361d8484..66e7cdc8 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "zod": "3.25.76"
   },
   "devDependencies": {
-    "@asteasolutions/zod-to-openapi": "7.3.4",
+    "@asteasolutions/zod-to-openapi": "8.1.0",
     "@biomejs/biome": "2.1.1",
     "@flydotio/dockerfile": "0.7.10",
     "@hey-api/openapi-ts": "0.78.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 04a551e1..2b6c44ab 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -46,8 +46,8 @@ importers:
         version: 3.25.76
     devDependencies:
       '@asteasolutions/zod-to-openapi':
-        specifier: 7.3.4
-        version: 7.3.4(zod@3.25.76)
+        specifier: 8.1.0
+        version: 8.1.0(zod@3.25.76)
       '@biomejs/biome':
         specifier: 2.1.1
         version: 2.1.1
@@ -154,10 +154,10 @@ packages:
     peerDependencies:
       openapi-types: '>=7'
 
-  '@asteasolutions/zod-to-openapi@7.3.4':
-    resolution: {integrity: sha512-/2rThQ5zPi9OzVwes6U7lK1+Yvug0iXu25olp7S0XsYmOqnyMfxH7gdSQjn/+DSOHRg7wnotwGJSyL+fBKdnEA==}
+  '@asteasolutions/zod-to-openapi@8.1.0':
+    resolution: {integrity: sha512-tQFxVs05J/6QXXqIzj6rTRk3nj1HFs4pe+uThwE95jL5II2JfpVXkK+CqkO7aT0Do5AYqO6LDrKpleLUFXgY+g==}
     peerDependencies:
-      zod: ^3.20.2
+      zod: ^4.0.0
 
   '@babel/helper-string-parser@7.27.1':
     resolution: {integrity: sha512-qMlSxKbpRlAridDExk92nSobyDdpPijUq2DW6oDnUqd0iOGxmQjyqhMIihI9+zv4LPyZdRje2cavWPbCbWm3eA==}
@@ -2475,6 +2475,7 @@ packages:
   source-map@0.8.0-beta.0:
     resolution: {integrity: sha512-2ymg6oRBpebeZi9UUNsgQ89bhx01TcTkmNTGnNO88imTmbSgy4nfujrgVEFKWpMTEGA11EDkTt7mqObTPdigIA==}
     engines: {node: '>= 8'}
+    deprecated: The work that was done in this beta branch won't be included in future versions
 
   split2@4.2.0:
     resolution: {integrity: sha512-UcjcJOWknrNkF6PLX83qcHM6KHgVKNkV62Y8a5uYDVv9ydGQVwAHMKqHdJje1VTWpljG0WYpCDhrCdAOYH4TWg==}
@@ -2947,7 +2948,7 @@ snapshots:
       openapi-types: 12.1.3
       z-schema: 5.0.5
 
-  '@asteasolutions/zod-to-openapi@7.3.4(zod@3.25.76)':
+  '@asteasolutions/zod-to-openapi@8.1.0(zod@3.25.76)':
     dependencies:
       openapi3-ts: 4.4.0
       zod: 3.25.76