diff --git a/panel-plugin/eyes.desktop.in b/panel-plugin/eyes.desktop.in
index b8d58fb..67d71d6 100644
--- a/panel-plugin/eyes.desktop.in
+++ b/panel-plugin/eyes.desktop.in
@@ -6,3 +6,4 @@ _Comment=Eyes that spy on you
 Icon=xfce4-eyes
 X-XFCE-Internal=FALSE
 X-XFCE-Module=eyes
+X-XFCE-API=2.0