diff --git a/packages/core/src/V.spec.ts b/packages/core/src/V.spec.ts
index 15745d6..c4a793c 100644
--- a/packages/core/src/V.spec.ts
+++ b/packages/core/src/V.spec.ts
@@ -417,7 +417,12 @@ describe('objects', () => {
     await expectViolations({ property: 'string' }, validator, defaultViolations.unknownPropertyDenied(ROOT.property('property')));
   });
 
-  test('properties', () => expectValid({ foo: 'bar' }, V.properties(V.string(), V.string())));
+  describe('properties', () => {
+    test('valid properties', async () => {
+      const validator = V.properties(V.string(), V.string());
+      (await expectValid({ foo: 'bar' } satisfies Record<string, string>, validator)) satisfies Record<string, string>;
+    });
+  });
 
   describe('cross-property rules', () => {
     interface IPasswordRequest {
diff --git a/packages/core/src/V.ts b/packages/core/src/V.ts
index d8d9047..2d74a35 100644
--- a/packages/core/src/V.ts
+++ b/packages/core/src/V.ts
@@ -186,7 +186,8 @@ export const V = {
 
   size: <T extends { length: number }>(min: number, max: number) => new SizeValidator<T>(min, max),
 
-  properties: (keys: Validator, values: Validator) => new ObjectValidator({ additionalProperties: { keys, values } }),
+  properties: <Key extends keyof any, Value>(keys: Validator<Key>, values: Validator<Value>) => 
+    new ObjectValidator<Record<Key, Value>>({ additionalProperties: { keys, values } }),
 
   allOf: (...validators: [Validator, ...Validator[]]) => new AllOfValidator(validators),
 
diff --git a/packages/core/src/testUtil.spec.ts b/packages/core/src/testUtil.spec.ts
index 6d6d65c..43073fa 100644
--- a/packages/core/src/testUtil.spec.ts
+++ b/packages/core/src/testUtil.spec.ts
@@ -24,7 +24,7 @@ export function verifyValid<Out>(result: ValidationResult<Out>, value: any, conv
   } else {
     expect(result.getValue()).toEqual(value);
   }
-  return result;
+  return result.getValue();
 }
 
 test.skip('do not fail build because of no tests found', () => { });
diff --git a/packages/luxon/package.json b/packages/luxon/package.json
index 1ca7dbe..3024127 100644
--- a/packages/luxon/package.json
+++ b/packages/luxon/package.json
@@ -41,7 +41,7 @@
   },
   "peerDependencies": {
     "@finnair/path": ">=6",
-    "@finnair/v-validation": ">=6",
+    "@finnair/v-validation": ">=7",
     "luxon": "^3.4.0"
   },
   "devDependencies": {
diff --git a/packages/moment/package.json b/packages/moment/package.json
index d4364e1..f06b8ed 100644
--- a/packages/moment/package.json
+++ b/packages/moment/package.json
@@ -41,7 +41,7 @@
   },
   "peerDependencies": {
     "@finnair/path": "=>6",
-    "@finnair/v-validation": ">=6",
+    "@finnair/v-validation": ">=7",
     "moment": "^2.30.0"
   },
   "devDependencies": {