diff --git a/install.sh b/install.sh
index 35537c3..0533946 100755
--- a/install.sh
+++ b/install.sh
@@ -68,7 +68,7 @@ function install_if()
 function install_desktop_file()
 {
     install_if "$1" "$2" $INSTALL_DATA
-    update-desktop-database ${desktopdir}
+    update-desktop-database $DESTDIR${desktopdir}
 }
 
 function install_exec()