diff --git a/README.md b/README.md
index b910a20..c98c914 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # UptimeKuma-api
 
-Supports UptimeKuma versions from 1.13.1 to 1.18.0
+Supports UptimeKuma versions from 1.13.1 to 1.21.0
 
 ## Installation
 
diff --git a/package.json b/package.json
index 76d6e6c..4728532 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "uptimekuma-api",
-  "version": "1.0.4",
+  "version": "1.0.5",
   "description": "",
   "main": "src/index.js",
   "types": "src/index.d.ts",
diff --git a/src/index.d.ts b/src/index.d.ts
index daccfae..5827552 100644
--- a/src/index.d.ts
+++ b/src/index.d.ts
@@ -1,12 +1,18 @@
 export default class UptimeKumaApi {
     constructor(baseURL: string);
 
+    /**
+     * Starts pushing heartbeats to the server
+     * @param code The monitor code
+     * @param interval The interval in seconds
+     */
     startPushing(code: string, interval?: number);
 
     cancelPushing();
 
     on(event: "pushSuccessful", handle: (url: string) => void);
     on(event: "pushFailed", handle: (url: string, err: Error) => void);
+    on(event: "prePush", handle: (url: string, params: {status:"up"|"down",msg:string,ping?:number}) => void);
 
     status(name?:string): Promise<[{
         id: number,
diff --git a/src/index.js b/src/index.js
index cc28994..1e0e9a1 100644
--- a/src/index.js
+++ b/src/index.js
@@ -12,7 +12,9 @@ module.exports = class UptimeKumaApi extends EventEmitter {
     }
 
     push(url) {
-        client.get(url).then(res => {
+        let params = {status:"up",msg:"OK",ping:undefined};
+        this.emit("prePush", url, params);
+        client.get(url,{params}).then(res => {
             this.emit("pushSuccessful", url);
         }).catch(err => {
             this.emit("pushFailed", url, err);