diff --git a/core/math/src/math.ts b/core/math/src/math.ts
index 60b0ee42e..999bd2f29 100644
--- a/core/math/src/math.ts
+++ b/core/math/src/math.ts
@@ -1,8 +1,6 @@
 import {TransformRangeOptions} from './type.js';
 export * from './unicode-digits.js';
 
-import type {DurationString, DurationUnit} from '@alwatr/type';
-
 /**
  * Number.isFinite simple polyfill
  */
@@ -156,6 +154,8 @@ export const random = {
   shuffle: <T>(array: T[]): T[] => array.sort(() => random.value - 0.5),
 } as const;
 
+export type DurationUnit = 's' | 'm' | 'h' | 'd' | 'w' | 'M' | 'y';
+export type DurationString = `${number}${DurationUnit}`;
 const unitConversion = {
   s: 1_000,
   m: 60_000,
diff --git a/core/nano-server/src/type.ts b/core/nano-server/src/type.ts
index 5b709dbb3..6b98f7384 100644
--- a/core/nano-server/src/type.ts
+++ b/core/nano-server/src/type.ts
@@ -59,3 +59,6 @@ export interface ConnectionConfig {
    */
   allowAllOrigin: boolean;
 }
+
+export type ParamKeyType = 'string' | 'number' | 'boolean';
+export type ParamValueType = string | number | boolean | null;
diff --git a/core/type/src/index.ts b/core/type/src/index.ts
index e7133a1c5..6cde561dd 100644
--- a/core/type/src/index.ts
+++ b/core/type/src/index.ts
@@ -3,6 +3,7 @@ export * from './service-response.js';
 export * from './storage.js';
 export * from './alwatr.js';
 export * from './math.js';
+export * from './type-helper.js';
 
 Alwatr.registeredList.push({
   name: '@alwatr/type',