diff --git a/extension.js b/extension.js
index e5b7bfc..517f8a1 100644
--- a/extension.js
+++ b/extension.js
@@ -64,7 +64,7 @@ function unMaximizeIfMaximized(app) {
 
 function initApp(app) {
 	app.wintile = {
-		origFrame: app.get_frame_rect(),
+		origFrame: app.get_frame_rect() || getDefaultFloatingRectangle(),
 		row: -1,
 		col: -1,
 		height: -1,
@@ -72,6 +72,18 @@ function initApp(app) {
 	};
 }
 
+function getDefaultFloatingRectangle() {
+	_log('Getting default rectangle.')
+	let padding = 100;
+	let workspace = app.get_work_area_current_monitor();
+    return {
+        x: workspace.x + padding,
+        y: workspace.y + padding,
+        width: workspace.width - padding * 2,
+        height: workspace.height - padding * 2
+    };
+}
+
 function restoreApp(app) {
 	app.move_resize_frame(true, app.wintile.origFrame.x, app.wintile.origFrame.y, app.wintile.origFrame.width, app.wintile.origFrame.height);
 	app.wintile = null;