diff --git a/dist/smartshell.classes.smartshell.js b/dist/smartshell.classes.smartshell.js
index 20cd074..d06defa 100644
--- a/dist/smartshell.classes.smartshell.js
+++ b/dist/smartshell.classes.smartshell.js
@@ -1,4 +1,12 @@
 "use strict";
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
 Object.defineProperty(exports, "__esModule", { value: true });
 const smartshellWrap = require("./smartshell.wrap");
 class Smartshell {
@@ -22,8 +30,10 @@ class Smartshell {
      * @param commandArg
      */
     execSilent(commandArg) {
-        let execCommand = this.createExecString(commandArg);
-        return smartshellWrap.execSilent(commandArg);
+        return __awaiter(this, void 0, void 0, function* () {
+            let execCommand = this.createExecString(commandArg);
+            return yield smartshellWrap.execSilent(commandArg);
+        });
     }
     /**
      * creates the final sourcing string
@@ -43,4 +53,4 @@ class Smartshell {
     }
 }
 exports.Smartshell = Smartshell;
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\ No newline at end of file
+//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
diff --git a/test/test.js b/test/test.js
index ab96535..98c2a2c 100644
--- a/test/test.js
+++ b/test/test.js
@@ -1,4 +1,12 @@
 "use strict";
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
 Object.defineProperty(exports, "__esModule", { value: true });
 require("typings-test");
 const smartchai_1 = require("smartchai");
@@ -30,5 +38,10 @@ describe('smartshell', function () {
         });
         smartchai_1.expect(testSmartshell).to.be.instanceof(smartshell.Smartshell);
     });
+    it('should run async', function () {
+        return testSmartshell.execSilent('sleep 1 && npm -v').then((execResult) => __awaiter(this, void 0, void 0, function* () {
+            console.log(execResult.stdout);
+        }));
+    });
 });
-//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
+//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
diff --git a/test/test.ts b/test/test.ts
index 9bdc905..73dd820 100644
--- a/test/test.ts
+++ b/test/test.ts
@@ -31,4 +31,10 @@ describe('smartshell', function () {
     })
     expect(testSmartshell).to.be.instanceof(smartshell.Smartshell)
   })
+
+  it('should run async', function () {
+    return testSmartshell.execSilent('sleep 1 && npm -v').then(async (execResult) => {
+      console.log(execResult.stdout)
+    })
+  })
 })
diff --git a/ts/smartshell.classes.smartshell.ts b/ts/smartshell.classes.smartshell.ts
index d3f4ec0..09027de 100644
--- a/ts/smartshell.classes.smartshell.ts
+++ b/ts/smartshell.classes.smartshell.ts
@@ -31,11 +31,11 @@ export class Smartshell {
 
   /**
    * executes silently and returns IExecResult
-   * @param commandArg 
+   * @param commandArg
    */
-  execSilent(commandArg: string) {
+  async execSilent (commandArg: string) {
     let execCommand = this.createExecString(commandArg)
-    return smartshellWrap.execSilent(commandArg)
+    return await smartshellWrap.execSilent(commandArg)
   }
 
   /**