diff --git a/pyproject.toml b/pyproject.toml
index 825a4bb..d691bd0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ dependencies = [
 dev = [
     "build>=1.2",
     "coverage[toml]>=7.4",
-    "datamodel-code-generator==0.56.1",
+    "datamodel-code-generator==0.57.0",
     "pip-audit>=2.7",
     "pytest>=8.0",
     "pytest-asyncio>=0.24",
diff --git a/src/intentproof/generated/spec_fingerprint.json b/src/intentproof/generated/spec_fingerprint.json
index 5c63cf0..66e2eea 100644
--- a/src/intentproof/generated/spec_fingerprint.json
+++ b/src/intentproof/generated/spec_fingerprint.json
@@ -10,7 +10,7 @@
   },
   "generator": {
     "name": "datamodel-code-generator",
-    "version": "0.56.1"
+    "version": "0.57.0"
   },
   "specVersion": "spec-v2.0.2"
 }