diff --git a/dist/index.js b/dist/index.js
index 0ea1a93..ab6bc08 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -659,9 +659,13 @@ var __importStar = (this && this.__importStar) || function (mod) {
     result["default"] = mod;
     return result;
 };
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
 Object.defineProperty(exports, "__esModule", { value: true });
 const core = __importStar(__webpack_require__(470));
 const exec = __importStar(__webpack_require__(986));
+const fs_1 = __importDefault(__webpack_require__(747));
 function run() {
     return __awaiter(this, void 0, void 0, function* () {
         const userArguments = getUserArguments();
@@ -669,7 +673,11 @@ function run() {
             try {
                 yield exec.exec(`mkdir -v -p ${process.env['HOME']}/.ssh`);
                 yield exec.exec(`chmod 700 ${process.env['HOME']}/.ssh`);
-                yield exec.exec(`echo "${userArguments.knownHosts}" > ${process.env['HOME']}/.ssh/known_hosts`);
+                fs_1.default.writeFile(process.env['HOME'] + '/.ssh/known_hosts', userArguments.knownHosts, (err) => {
+                    if (err)
+                        throw err;
+                    console.log('Wrote ' + process.env['HOME'] + '/.ssh/known_hosts');
+                });
                 yield exec.exec(`chmod 755 ${process.env['HOME']}/.ssh/known_hosts`);
                 console.log("✅ Configured known_hosts");
             }
@@ -1016,6 +1024,13 @@ module.exports = require("path");
 
 /***/ }),
 
+/***/ 747:
+/***/ (function(module) {
+
+module.exports = require("fs");
+
+/***/ }),
+
 /***/ 986:
 /***/ (function(__unusedmodule, exports, __webpack_require__) {
 
diff --git a/src/main.ts b/src/main.ts
index 4011b72..8262958 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,5 +1,6 @@
 import * as core from '@actions/core';
 import * as exec from '@actions/exec';
+import fs from 'fs';
 import { IActionArguments } from './types';
 
 async function run() {
@@ -8,7 +9,14 @@ async function run() {
     try {
       await exec.exec(`mkdir -v -p ${process.env['HOME']}/.ssh`);
       await exec.exec(`chmod 700 ${process.env['HOME']}/.ssh`);
-      await exec.exec(`echo "${userArguments.knownHosts}" > ${process.env['HOME']}/.ssh/known_hosts`);
+      fs.writeFile(
+        process.env['HOME'] + '/.ssh/known_hosts',
+        userArguments.knownHosts,
+        (err) => { 
+          if (err) throw err;
+          console.log('Wrote ' + process.env['HOME'] + '/.ssh/known_hosts');
+        }
+      );
       await exec.exec(`chmod 755 ${process.env['HOME']}/.ssh/known_hosts`);
       console.log("✅ Configured known_hosts");
     } catch( error ) {