diff --git a/config.h b/config.h
index 872dcdc..58a9790 100644
--- a/config.h
+++ b/config.h
@@ -141,6 +141,7 @@ static const Rule rules[] = {
     RULE(.wintype = WTYPE "TOOLBAR", .isfloating = 1)
     RULE(.wintype = WTYPE "SPLASH", .isfloating = 1)
     RULE(.role = "pop-up", .isfloating = 1)
+    RULE(.class = "Dragon-drop", .isfloating = 1, .iscentered = 1)
     RULE(.class = "St", .isfloating = 0)
     RULE(.class = "mpv", .isfloating = 0)
     RULE(.class = "Ferdium", .monitor = 1, .tags = 1 << 0)