diff --git a/mappings/net/minecraft/entity/LightningEntity.mapping b/mappings/net/minecraft/entity/LightningEntity.mapping
index 81dc2e72f1..58fd4f0542 100644
--- a/mappings/net/minecraft/entity/LightningEntity.mapping
+++ b/mappings/net/minecraft/entity/LightningEntity.mapping
@@ -4,6 +4,8 @@ CLASS net/minecraft/class_1538 net/minecraft/entity/LightningEntity
 	FIELD field_7184 cosmetic Z
 	FIELD field_7185 ambientTick I
 	FIELD field_7186 seed J
+	METHOD method_29498 setCosmetic (Z)V
+		ARG 1 cosmetic
 	METHOD method_6960 spawnFire (I)V
 		ARG 1 spreadAttempts
 	METHOD method_6961 setChanneler (Lnet/minecraft/class_3222;)V