diff --git a/src/main/java/com/solarrabbit/largeraids/versioned/nms/RaidWrapper.java b/src/main/java/com/solarrabbit/largeraids/versioned/nms/RaidWrapper.java
index cac35c3..f6669e0 100644
--- a/src/main/java/com/solarrabbit/largeraids/versioned/nms/RaidWrapper.java
+++ b/src/main/java/com/solarrabbit/largeraids/versioned/nms/RaidWrapper.java
@@ -58,7 +58,11 @@ public int getGroupsSpawned() {
     @Override
     public void setGroupsSpawned(int groupsSpawned) {
         try {
-            FieldUtils.writeField(this.raid, "J", groupsSpawned, true);
+            try {
+                FieldUtils.writeField(this.raid, "groupsSpawned", groupsSpawned, true);
+            } catch (IllegalArgumentException ignore) {
+                FieldUtils.writeField(this.raid, "J", groupsSpawned, true);
+            }
         } catch (IllegalAccessException e) {
             e.printStackTrace();
         }