diff --git a/atom.c b/atom.c
index 4a017b2..7ab0827 100644
--- a/atom.c
+++ b/atom.c
@@ -48,6 +48,7 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 	X(_NET_WM_WINDOW_TYPE_SPLASH),\
 	X(_NET_WM_WINDOW_TYPE_NOTIFICATION),\
 	X(_NET_WM_WINDOW_TYPE_DIALOG),\
+	X(_NET_WM_WINDOW_TYPE_MENU),\
 	X(_NET_WM_STATE),\
 	X(_NET_WM_STATE_FULLSCREEN),\
 	X(_NET_WM_STATE_MAXIMIZE_VERT),\
diff --git a/client.c b/client.c
index 49db465..2fb63c1 100644
--- a/client.c
+++ b/client.c
@@ -68,6 +68,7 @@ Client* window_build_client(Window win)
 			&& c->type != atoms[_NET_WM_WINDOW_TYPE_NOTIFICATION]
 			&& c->type != atoms[_NET_WM_WINDOW_TYPE_DOCK]
 			&& c->type != atoms[_NET_WM_WINDOW_TYPE_SPLASH]
+			&& c->type != atoms[_NET_WM_WINDOW_TYPE_MENU]
 			? 1:0;
 
 		// detect our own title bars