diff --git a/.gitignore b/.gitignore
index 57170e4..0361ac7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
 # We don't need binaries.
 urtrator
 *tar*
+
+# macOS things
+.DS_Store
diff --git a/common/const.go b/common/const.go
index fe9da68..47d18f6 100644
--- a/common/const.go
+++ b/common/const.go
@@ -10,5 +10,5 @@
 package common
 
 const (
-    URTRATOR_VERSION = "0.1-beta1"
+    URTRATOR_VERSION = "0.1-beta2"
 )
diff --git a/doc/installation/macos/make-app.sh b/doc/installation/macos/make-app.sh
old mode 100644
new mode 100755
index 43fef55..caffbb8
--- a/doc/installation/macos/make-app.sh
+++ b/doc/installation/macos/make-app.sh
@@ -32,7 +32,7 @@ if [ $? -ne 0 ]; then
 fi
 
 echo "Building URTrator..."
-go build -v github.com/pztrn/urtrator
+go install -v github.com/pztrn/urtrator
 if [ $? -ne 0 ]; then
     echo "Failed to build URTrator! Please, create a new bug report at https://github.com/pztrn/urtrator and attach FULL console output!"
     exit 1
diff --git a/launcher/launcher_object.go b/launcher/launcher_object.go
index f9db1af..75bfd4b 100644
--- a/launcher/launcher_object.go
+++ b/launcher/launcher_object.go
@@ -15,6 +15,7 @@ import (
     "fmt"
     "os"
     "os/exec"
+    "runtime"
     "strconv"
     "strings"
 
@@ -88,8 +89,7 @@ func (l *Launcher) Launch(server_profile *datamodels.Server, user_profile *datam
             launch_params = append(launch_params, additional_parameters[i])
         }
     }
-    if user_profile.Second_x_session == "1" {
-        fmt.Println(launch_params)
+    if runtime.GOOS == "linux" && user_profile.Second_x_session == "1" {
         launch_params = append([]string{launch_bin}, launch_params...)
         display := l.findFreeDisplay()
         launch_bin, err = exec.LookPath("xinit")
@@ -98,7 +98,15 @@ func (l *Launcher) Launch(server_profile *datamodels.Server, user_profile *datam
         }
         launch_params = append(launch_params, "--", ":" + display)
     }
-    fmt.Println(launch_params)
+    if runtime.GOOS == "darwin" {
+        // On macOS we should not start binary, but application bundle.
+        // So we will obtain app bundle path.
+        bundle_path := strings.Split(launch_bin, "/Contents")[0]
+        // and create special launch string, which involves open.
+        launch_bin = "/usr/bin/open"
+        launch_params = append([]string{launch_bin, "-W", bundle_path, "--args"}, launch_params...)
+    }
+    fmt.Println(launch_bin, launch_params)
     go func() {
         go func() {
             cmd := exec.Command(launch_bin, launch_params...)
diff --git a/ui/options_profile.go b/ui/options_profile.go
index 46156cc..1fbce2d 100644
--- a/ui/options_profile.go
+++ b/ui/options_profile.go
@@ -53,7 +53,7 @@ type OptionsProfile struct {
 }
 
 func (op *OptionsProfile) browseForBinary() {
-    op.f = gtk.NewFileChooserDialog("URTrator - Select Urban Terro binary", op.window, gtk.FILE_CHOOSER_ACTION_OPEN, gtk.STOCK_OK, gtk.RESPONSE_ACCEPT)
+    op.f = gtk.NewFileChooserDialog("URTrator - Select Urban Terror binary", op.window, gtk.FILE_CHOOSER_ACTION_OPEN, gtk.STOCK_OK, gtk.RESPONSE_ACCEPT)
     op.f.Response(op.browseForBinaryHelper)
     op.f.Run()
 }
@@ -62,6 +62,7 @@ func (op *OptionsProfile) browseForBinaryHelper() {
     filename := op.f.GetFilename()
     op.binary_path.SetText(filename)
     op.f.Destroy()
+    fmt.Println(filename)
 
     // Check for valid filename.
     // ToDo: add more OSes.
@@ -80,16 +81,27 @@ func (op *OptionsProfile) browseForBinaryHelper() {
             }
         }
     } else if runtime.GOOS == "darwin" {
-        // No separate arch thing here, macOS now 64bit only.
-        if len(filename) > 0 && strings.Split(filename, ".")[1] != "x86_64" && strings.Split(filename, ".")[0] != "Quake3-UrT" {
-            fmt.Println("Invalid binary selected!")
-            mbox_string := "Invalid binary selected!\nAccording to your OS, it should be Quake3-UrT.app/Contents/MacOS/Quake3-UrT.x86_64."
+        // Official application: Quake3-UrT.app. Split by it and get second
+        // part of string.
+        if strings.Contains(filename, "Quake3-UrT.app") {
+            filename = strings.Split(filename, "Quake3-UrT.app")[1]
+            if len(filename) > 0 && !strings.Contains(strings.Split(filename, ".")[1], "x86_64") && !strings.Contains(strings.Split(filename, ".")[0], "Quake3-UrT") {
+                fmt.Println("Invalid binary selected!")
+                mbox_string := "Invalid binary selected!\nAccording to your OS, it should be Quake3-UrT.app/Contents/MacOS/Quake3-UrT.x86_64."
+                m := gtk.NewMessageDialog(op.window, gtk.DIALOG_MODAL, gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, mbox_string)
+                m.Response(func() {
+                    m.Destroy()
+                })
+                m.Run()
+                op.binary_path.SetText("")
+            }
+        } else {
+            mbox_string := "Invalid binary selected!\nAccording to your OS, it should be Quake3-UrT.app/Contents/MacOS/Quake3-UrT.x86_64.\n\nNote, that currently URTrator supports only official binary."
             m := gtk.NewMessageDialog(op.window, gtk.DIALOG_MODAL, gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, mbox_string)
             m.Response(func() {
                 m.Destroy()
             })
             m.Run()
-            op.binary_path.SetText("")
         }
     }
 }
@@ -177,7 +189,7 @@ func (op *OptionsProfile) Initialize(update bool) {
     op.another_x_session.SetTooltipText(another_x_tooltip)
     op.vbox.PackStart(op.another_x_session, false, true, 5)
     // macOS can't do that :).
-    if runtime.GOOS == "darwin" {
+    if runtime.GOOS != "linux" {
         op.another_x_session.SetSensitive(false)
     }