X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Fnotify%2FListNotification.java;h=0c9e50435fc53226de929e5ca4fa530d3c492a27;hb=15975fffc055e2acfa129ce5821d2aa0cc045717;hp=6a7b086f32a8b070b124254c616e7f2c42782f86;hpb=03cec6a6772c2d836d94864adddaf544cbe9d72f;p=Sone.git

diff --git a/src/main/java/net/pterodactylus/sone/notify/ListNotification.java b/src/main/java/net/pterodactylus/sone/notify/ListNotification.java
index 6a7b086..0c9e504 100644
--- a/src/main/java/net/pterodactylus/sone/notify/ListNotification.java
+++ b/src/main/java/net/pterodactylus/sone/notify/ListNotification.java
@@ -129,8 +129,10 @@ public class ListNotification<T> extends TemplateNotification {
 	 *            The new element
 	 */
 	public void add(T element) {
-		elements.add(element);
-		touch();
+		if (!elements.contains(element)) {
+			elements.add(element);
+			touch();
+		}
 	}
 
 	/**