diff --git a/changelog.md b/changelog.md
index adb8f93c7..fa62c88ed 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1 +1,2 @@
+- fixed bug with thunder not working properly during Undead Army
 - fixed bug with Soul Jar damage bonus being calculated incorrectly
\ No newline at end of file
diff --git a/common/src/main/java/com/majruszsdifficulty/undeadarmy/listeners/LightningSpawner.java b/common/src/main/java/com/majruszsdifficulty/undeadarmy/listeners/LightningSpawner.java
index 68c1d4d0c..9222883e3 100644
--- a/common/src/main/java/com/majruszsdifficulty/undeadarmy/listeners/LightningSpawner.java
+++ b/common/src/main/java/com/majruszsdifficulty/undeadarmy/listeners/LightningSpawner.java
@@ -1,5 +1,6 @@
 package com.majruszsdifficulty.undeadarmy.listeners;
 
+import com.majruszlibrary.events.base.Priority;
 import com.majruszlibrary.math.AnyPos;
 import com.majruszsdifficulty.undeadarmy.UndeadArmy;
 import com.majruszsdifficulty.undeadarmy.events.OnUndeadArmyStateChanged;
@@ -13,6 +14,7 @@
 public class LightningSpawner {
 	static {
 		OnUndeadArmyStateChanged.listen( LightningSpawner::spawn )
+			.priority( Priority.LOW )
 			.addCondition( data->data.undeadArmy.phase.state == UndeadArmy.Phase.State.WAVE_PREPARING );
 	}