diff --git a/src/main/java/eu/mhsl/craftattack/spawn/appliances/customAdvancements/CustomAdvancements.java b/src/main/java/eu/mhsl/craftattack/spawn/appliances/customAdvancements/CustomAdvancements.java
index 832e1a8..213dc7d 100644
--- a/src/main/java/eu/mhsl/craftattack/spawn/appliances/customAdvancements/CustomAdvancements.java
+++ b/src/main/java/eu/mhsl/craftattack/spawn/appliances/customAdvancements/CustomAdvancements.java
@@ -30,7 +30,7 @@ public class CustomAdvancements extends Appliance {
         }
 
         try {
-            NamespacedKey namespacedKey = Objects.requireNonNull(NamespacedKey.fromString("custom_advancements:craftattack/" + advancementName), "NamespacedKey is invalid!");
+            NamespacedKey namespacedKey = Objects.requireNonNull(NamespacedKey.fromString("craftattack_advancements:craftattack/" + advancementName), "NamespacedKey is invalid!");
             Advancement advancement = Objects.requireNonNull(Bukkit.getAdvancement(namespacedKey), "The advancement does not exist!");
             player.getAdvancementProgress(advancement).awardCriteria("criteria");
         } catch(Exception e) {