diff --git a/unity.inc.php b/unity.inc.php
index b542044..cccb919 100644
--- a/unity.inc.php
+++ b/unity.inc.php
@@ -11,6 +11,12 @@ task('unity', function()
     $unity_app_path = "'$unity_path/Editor/Unity.exe'";
     run_background_proc($unity_app_path, ['-projectPath', "$proj_path"]);
   }
+  else if(is_linux())
+  {
+    $unity_path = get('UNITY_APP_DIR');
+    $unity_app_path = "'$unity_path/Editor/Unity'";
+    run_background_proc($unity_app_path, ['-projectPath', "$proj_path"]);
+  }
   else
   {
     $cmd = guess_unity_app_dir()."'Unity.app/Contents/MacOS/Unity' -projectPath '$proj_path' > /dev/null 2>&1&";