diff --git a/cases/rescript-schema.ts b/cases/rescript-schema.ts
index 928eab6ba..03bc1ad68 100644
--- a/cases/rescript-schema.ts
+++ b/cases/rescript-schema.ts
@@ -2,65 +2,50 @@ import * as S from 'rescript-schema';
 
 import { createCase } from '../benchmarks';
 
-const makeSchema = () =>
-  S.object({
-    number: S.number,
-    negNumber: S.number,
-    maxNumber: S.number,
-    string: S.string,
-    longString: S.string,
-    boolean: S.boolean,
-    deeplyNested: S.object({
-      foo: S.string,
-      num: S.number,
-      bool: S.boolean,
-    }),
-  });
+S.setGlobalConfig({
+  disableNanNumberValidation: true,
+});
 
-createCase('rescript-schema', 'parseSafe', () => {
-  S.setGlobalConfig({
-    disableNanNumberCheck: true,
-  });
-  const schema = makeSchema();
+const schema = S.schema({
+  number: S.number,
+  negNumber: S.number,
+  maxNumber: S.number,
+  string: S.string,
+  longString: S.string,
+  boolean: S.boolean,
+  deeplyNested: {
+    foo: S.string,
+    num: S.number,
+    bool: S.boolean,
+  },
+});
 
+createCase('rescript-schema', 'parseSafe', () => {
+  const parseSafe = S.compile(schema, 'Any', 'Output', 'Sync');
   return data => {
-    return schema.parseOrThrow(data);
+    return parseSafe(data);
   };
 });
 
 createCase('rescript-schema', 'parseStrict', () => {
-  S.setGlobalConfig({
-    disableNanNumberCheck: true,
-    defaultUnknownKeys: 'Strict',
-  });
-  const schema = makeSchema();
-
+  const parseStrict = S.compile(S.deepStrict(schema), 'Any', 'Output', 'Sync');
   return data => {
-    return schema.parseOrThrow(data);
+    return parseStrict(data);
   };
 });
 
 createCase('rescript-schema', 'assertLoose', () => {
-  S.setGlobalConfig({
-    disableNanNumberCheck: true,
-  });
-  const schema = makeSchema();
-
+  const assertLoose = S.compile(schema, 'Any', 'Assert', 'Sync');
   return data => {
-    schema.assert(data)!;
+    assertLoose(data)!;
     return true;
   };
 });
 
 createCase('rescript-schema', 'assertStrict', () => {
-  S.setGlobalConfig({
-    disableNanNumberCheck: true,
-    defaultUnknownKeys: 'Strict',
-  });
-  const schema = makeSchema();
-
+  const assertStrict = S.compile(S.deepStrict(schema), 'Any', 'Assert', 'Sync');
   return data => {
-    schema.assert(data)!;
+    assertStrict(data)!;
     return true;
   };
 });
diff --git a/package-lock.json b/package-lock.json
index 5391ee252..deb0369c0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -52,7 +52,7 @@
         "r-assign": "1.9.0",
         "reflect-metadata": "0.2.2",
         "rescript": "11.1.4",
-        "rescript-schema": "8.4.0",
+        "rescript-schema": "9.0.0",
         "rulr": "10.5.0",
         "runtypes": "6.7.0",
         "serve": "14.2.4",
@@ -9334,9 +9334,9 @@
       }
     },
     "node_modules/rescript-schema": {
-      "version": "8.4.0",
-      "resolved": "https://registry.npmjs.org/rescript-schema/-/rescript-schema-8.4.0.tgz",
-      "integrity": "sha512-X39lDpAXv0T5Jeux9GU6VCs6lpjVMn6kNKrm1lXqE4d1fmfhq+YYbf4emkIZSZxcEZOBFgNBdsFg14UuW1n4CA==",
+      "version": "9.0.0",
+      "resolved": "https://registry.npmjs.org/rescript-schema/-/rescript-schema-9.0.0.tgz",
+      "integrity": "sha512-JLZmA04dfd16In03vEwI/cbQyq02uyoKWWHVZctzdOzRzGJpNJLgGZto32rRfQcxEsTU1CdsXi4gH6zJ/uOBqw==",
       "license": "MIT",
       "peerDependencies": {
         "rescript": "11.x"
@@ -18122,9 +18122,9 @@
       "integrity": "sha512-0bGU0bocihjSC6MsE3TMjHjY0EUpchyrREquLS8VsZ3ohSMD+VHUEwimEfB3kpBI1vYkw3UFZ3WD8R28guz/Vw=="
     },
     "rescript-schema": {
-      "version": "8.4.0",
-      "resolved": "https://registry.npmjs.org/rescript-schema/-/rescript-schema-8.4.0.tgz",
-      "integrity": "sha512-X39lDpAXv0T5Jeux9GU6VCs6lpjVMn6kNKrm1lXqE4d1fmfhq+YYbf4emkIZSZxcEZOBFgNBdsFg14UuW1n4CA==",
+      "version": "9.0.0",
+      "resolved": "https://registry.npmjs.org/rescript-schema/-/rescript-schema-9.0.0.tgz",
+      "integrity": "sha512-JLZmA04dfd16In03vEwI/cbQyq02uyoKWWHVZctzdOzRzGJpNJLgGZto32rRfQcxEsTU1CdsXi4gH6zJ/uOBqw==",
       "requires": {}
     },
     "resolve": {
diff --git a/package.json b/package.json
index 86e6cbb1c..a3c7372d0 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "compile:typia": "rimraf cases/typia/build && tsc -p cases/typia/tsconfig.json",
     "compile:ts-auto-guard": "rimraf cases/ts-auto-guard/build && ts-auto-guard --project cases/ts-auto-guard/tsconfig.json && tsc -p cases/ts-auto-guard/tsconfig.json",
     "prepare": "ts-patch install",
-	"download-packages-popularity": "ts-node download-packages-popularity.ts"
+    "download-packages-popularity": "ts-node download-packages-popularity.ts"
   },
   "dependencies": {
     "@aeriajs/validation": "0.0.141",
@@ -70,7 +70,7 @@
     "r-assign": "1.9.0",
     "reflect-metadata": "0.2.2",
     "rescript": "11.1.4",
-    "rescript-schema": "8.4.0",
+    "rescript-schema": "9.0.0",
     "rulr": "10.5.0",
     "runtypes": "6.7.0",
     "serve": "14.2.4",