diff --git a/dist/index.js b/dist/index.js
index b1747d8..17e8bcf 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -6,6 +6,7 @@ var paths = require("./npmci.paths");
 var npmciInfo = new plugins.projectinfo.ProjectinfoNpm(paths.NpmciPackageRoot);
 plugins.beautylog.log("npmci version: " + npmciInfo.version);
 var npmci_build_1 = require("./npmci.build");
+var npmci_clean_1 = require("./npmci.clean");
 var npmci_command_1 = require("./npmci.command");
 var npmci_install_1 = require("./npmci.install");
 var npmci_publish_1 = require("./npmci.publish");
@@ -28,6 +29,13 @@ smartcli.addCommand({
     npmci_build_1.build(argv._[1])
         .then(NpmciEnv.configStore);
 });
+// clean
+smartcli.addCommand({
+    commandName: "clean"
+}).then(function (argv) {
+    npmci_clean_1.clean()
+        .then(NpmciEnv.configStore);
+});
 // command
 smartcli.addCommand({
     commandName: "command"
@@ -71,4 +79,4 @@ smartcli.addCommand({
 });
 smartcli.startParse();
 
-//# 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+//# sourceMappingURL=data:application/json;charset=utf8;base64,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
diff --git a/dist/npmci.clean.d.ts b/dist/npmci.clean.d.ts
new file mode 100644
index 0000000..d1deeeb
--- /dev/null
+++ b/dist/npmci.clean.d.ts
@@ -0,0 +1,5 @@
+import "typings-global";
+/**
+ * cleans npmci config files
+ */
+export declare let clean: () => any;
diff --git a/dist/npmci.clean.js b/dist/npmci.clean.js
new file mode 100644
index 0000000..75351b3
--- /dev/null
+++ b/dist/npmci.clean.js
@@ -0,0 +1,15 @@
+"use strict";
+require("typings-global");
+var plugins = require("./npmci.plugins");
+var paths = require("./npmci.paths");
+/**
+ * cleans npmci config files
+ */
+exports.clean = function () {
+    var done = plugins.q.defer();
+    plugins.smartfile.fs.removeSync(paths.NpmciPackageConfig);
+    done.resolve();
+    return done.promise;
+};
+
+//# sourceMappingURL=data:application/json;charset=utf8;base64,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
diff --git a/ts/index.ts b/ts/index.ts
index 4f11932..3fe83d0 100644
--- a/ts/index.ts
+++ b/ts/index.ts
@@ -6,6 +6,7 @@ let npmciInfo = new plugins.projectinfo.ProjectinfoNpm(paths.NpmciPackageRoot);
 plugins.beautylog.log("npmci version: " + npmciInfo.version);
 
 import {build} from "./npmci.build"
+import {clean} from "./npmci.clean";
 import {command} from "./npmci.command";
 import {install} from "./npmci.install";
 import {publish} from "./npmci.publish";
@@ -30,6 +31,14 @@ smartcli.addCommand({
         .then(NpmciEnv.configStore);
 });
 
+// clean
+smartcli.addCommand({
+    commandName:"clean"
+}).then((argv) => {
+    clean()
+        .then(NpmciEnv.configStore);
+});
+
 // command
 smartcli.addCommand({
     commandName:"command"
diff --git a/ts/npmci.clean.ts b/ts/npmci.clean.ts
new file mode 100644
index 0000000..54a0604
--- /dev/null
+++ b/ts/npmci.clean.ts
@@ -0,0 +1,13 @@
+import "typings-global";
+import * as plugins from "./npmci.plugins";
+import * as paths from "./npmci.paths"
+
+/**
+ * cleans npmci config files
+ */
+export let clean = () => {
+    let done = plugins.q.defer();
+    plugins.smartfile.fs.removeSync(paths.NpmciPackageConfig);
+    done.resolve();
+    return done.promise;
+};
\ No newline at end of file