diff --git a/README.md b/README.md
index 1f07417..d2b77a5 100644
--- a/README.md
+++ b/README.md
@@ -82,6 +82,12 @@ http({
 
 ### instance.__removeFilter(reg)
 
+Remove filter.
+
+### instance.__clearCache()
+
+Clear cache.
+
 ## wrapper options
 
 Options are optional.
diff --git a/package.json b/package.json
index a3af83b..e662351 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "axios-cache-plugin",
-  "version": "0.0.7",
+  "version": "0.1.0",
   "description": "Help you cache GET request when using axios.",
   "main": "dist/index.js",
   "repository": {
diff --git a/src/cacher.js b/src/cacher.js
index 5931c70..003601a 100644
--- a/src/cacher.js
+++ b/src/cacher.js
@@ -85,4 +85,11 @@ export class Cacher {
     return this.cacheMap.get(JSON.stringify(key))
   }
 
+  /**
+   * [clear 清空缓存]
+   */
+  clear() {
+    this.cacheMap.clear()
+  }
+
 }
diff --git a/src/index.js b/src/index.js
index d45edd7..cedff8c 100644
--- a/src/index.js
+++ b/src/index.js
@@ -104,6 +104,13 @@ export default function wrapper(instance, option) {
    */
   axiosWithCache.__cacher = cacher
 
+  /**
+   * [__clearCache cacher instance clear function proxy]
+   */
+  axiosWithCache.__clearCache = function(){
+    cacher.clear()
+  }
+
   /**
    * [proxy axios instance functions which are no need to be cached]
    */
diff --git a/test/test.js b/test/test.js
index 24b1f60..43d38e3 100644
--- a/test/test.js
+++ b/test/test.js
@@ -285,3 +285,31 @@ test('with out options ignore header', async t => {
   })
   t.is(http.__cacher.cacheMap.size, 2)
 })
+
+test('clear cache', async t => {
+
+  let http = wrapper(axios)
+  let reg = /users/
+  http.__addFilter(reg)
+
+  t.is(http.__cacher.cacheMap.size, 0)
+  http.__clearCache()
+  t.is(http.__cacher.cacheMap.size, 0)
+
+  await http({
+    url: 'http://www.404forest.com:3000/users/jin5354',
+    method: 'get'
+  })
+
+  t.is(http.__cacher.cacheMap.size, 1)
+
+  await http({
+    url: 'http://www.404forest.com:3000/users/yyhappynice',
+    method: 'get'
+  })
+
+  t.is(http.__cacher.cacheMap.size, 2)
+
+  http.__clearCache()
+  t.is(http.__cacher.cacheMap.size, 0)
+})