--- platforms/android/cordova/lib/emulator.js.orig	2017-04-26 17:27:16.000000000 +0300
+++ platforms/android/cordova/lib/emulator.js	2017-04-26 17:28:53.000000000 +0300
@@ -53,7 +53,7 @@
    }
  */
 module.exports.list_images = function() {
-    return spawn('android', ['list', 'avds'])
+    return spawn('android', ['list', 'avd'])
     .then(function(output) {
         var response = output.split('\n');
         var emulator_list = [];
@@ -383,7 +383,7 @@
             function adbInstallWithOptions(target, apk, opts) {
                 events.emit('verbose', 'Installing apk ' + apk + ' on ' + target + '...');
 
-                var command = 'adb -s ' + target + ' install -r "' + apk + '"';
+                var command = 'adb uninstall "' + pkgName + '"; adb -s ' + target + ' install -r "' + apk + '"';
                 return Q.promise(function (resolve, reject) {
                     child_process.exec(command, opts, function(err, stdout, stderr) {
                         if (err) reject(new CordovaError('Error executing "' + command + '": ' + stderr));