diff --git a/src/js/client.js b/src/js/client.js
index d7024bba5..4bc8831c4 100644
--- a/src/js/client.js
+++ b/src/js/client.js
@@ -1407,19 +1407,6 @@ angular.module('Application').service('Client', ['$http', '$interval', 'md5', 'N
     Client.prototype._appPostProcess = function (app) {        // calculate the icon paths
         app.iconUrl = app.iconUrl ? (this.apiOrigin + app.iconUrl + '?access_token=' + token + '&' + String(Math.random()).slice(2)) : null;
 
-        // FIXME have a real message structure, not some string to randomly parse
-        // extract progress percentage
-        var installationProgress = app.installationProgress || '';
-        var progress = parseInt(installationProgress.split(',')[0], 10);
-        // Unfortunately some errors are not actual progress messages, but still have a number in fron like a http status code
-        if (isNaN(progress) || progress > 100) {
-            app.progress = 0;
-            app.message = installationProgress;
-        } else {
-            app.progress = progress;
-            app.message = installationProgress.replace(/.*, /,'');
-        }
-
         // amend the post install confirm state
         app.pendingPostInstallConfirmation = !!localStorage['confirmPostInstall_' + app.id];
 
@@ -1488,9 +1475,20 @@ angular.module('Application').service('Client', ['$http', '$interval', 'md5', 'N
         this.getApp(id, function (error, app) {
             if (error) return callback(error);
 
-            that._updateAppCache(app);
+            var getTaskFunc = app.taskId ? that.getTask.bind(null, app.taskId) : function (next) { return next(); };
 
-            callback(null, app);
+            getTaskFunc(function (error, task) {
+                if (error) return callback(error);
+
+                if (task) {
+                    app.progress = task.percent;
+                    app.message = task.message;
+                }
+
+                that._updateAppCache(app);
+
+                callback(null, app);
+            });
         });
     };
 
@@ -1510,7 +1508,9 @@ angular.module('Application').service('Client', ['$http', '$interval', 'md5', 'N
                     return iteratorCallback();
                 }
 
-                if (that._installedAppsById[app.id] && that._installedAppsById[app.id].ts === app.ts) return iteratorCallback(); // app has not changed
+                if (that._installedAppsById[app.id] && that._installedAppsById[app.id].ts === app.ts) {
+                    if (!app.taskId) return iteratorCallback(); // app has not changed and no task to check progress
+                }
 
                 that.refreshAppCache(app.id, iteratorCallback);
             }, function iteratorDone(error) {