diff --git a/relational.desktop b/relational.desktop
index ada63a3..7a1d486 100644
--- a/relational.desktop
+++ b/relational.desktop
@@ -4,7 +4,7 @@ GenericName=Relational Algebra
 GenericName[it]=Algebra Relazionale
 Comment=Learn and experiment relational algebra
 Comment[it]=Impara l'algebra relazionale
-Exec=relational
+Exec=relational %F
 Icon=relational
 Terminal=0
 Type=Application