diff --git a/x11/libs/libwnck3/ympbuild b/x11/libs/libwnck3/ympbuild
index 6cf4f612..2878eb42 100644
--- a/x11/libs/libwnck3/ympbuild
+++ b/x11/libs/libwnck3/ympbuild
@@ -8,7 +8,7 @@ email='bayramk@gmail.com'
 maintainer='bk'
 license=('GPLv3')
 source=("https://gitlab.gnome.org/GNOME/libwnck/-/archive/43.0/libwnck-43.0.tar.gz")
-depends=()
+depends=(startup-notification)
 makedepends=()
 md5sums=('f7b0043cd38550230f519aede0d9e679')
 group=(x11.libs)