diff --git a/login-sessions/plasmax11.desktop.cmake b/login-sessions/plasmax11.desktop.cmake
index ee576b575..4dd7f3941 100644
--- a/login-sessions/plasmax11.desktop.cmake
+++ b/login-sessions/plasmax11.desktop.cmake
@@ -10,6 +10,7 @@ Name[eu]=Plasma (X11)
 Name[hu]=Plasma (X11)
 Name[nl]=Plasma (X11)
 Name[pt]=Plasma (X11)
+Name[sl]=Plasma (X11)
 Name[sv]=Plasma (X11)
 Name[uk]=Плазма (X11)
 Name[x-test]=xxPlasma (X11)xx