diff --git a/src/main/java/com/minelittlepony/unicopia/item/AlicornAmuletItem.java b/src/main/java/com/minelittlepony/unicopia/item/AlicornAmuletItem.java
index 55d64128..04722a09 100644
--- a/src/main/java/com/minelittlepony/unicopia/item/AlicornAmuletItem.java
+++ b/src/main/java/com/minelittlepony/unicopia/item/AlicornAmuletItem.java
@@ -8,6 +8,7 @@ import com.google.common.base.Predicates;
 import com.google.common.collect.ImmutableMultimap;
 import com.minelittlepony.unicopia.InteractionManager;
 import com.minelittlepony.unicopia.USounds;
+import com.minelittlepony.unicopia.block.UBlocks;
 import com.minelittlepony.unicopia.compat.trinkets.TrinketsDelegate;
 import com.minelittlepony.unicopia.entity.*;
 import com.minelittlepony.unicopia.entity.damage.UDamageTypes;
@@ -25,7 +26,6 @@ import it.unimi.dsi.fastutil.floats.Float2ObjectFunction;
 import net.fabricmc.api.EnvType;
 import net.fabricmc.api.Environment;
 import net.fabricmc.fabric.api.item.v1.FabricItemSettings;
-import net.minecraft.block.Blocks;
 import net.minecraft.client.MinecraftClient;
 import net.minecraft.client.item.TooltipContext;
 import net.minecraft.enchantment.EnchantmentHelper;
@@ -198,9 +198,8 @@ public class AlicornAmuletItem extends AmuletItem implements ItemTracker.Trackab
         }
 
         if (entity instanceof PlayerEntity) {
-            if (entity.isOnFire() && world.getBlockState(entity.getBlockPos().up()).isOf(Blocks.SOUL_FIRE)) {
-                if (UnicopiaWorldProperties.forWorld((ServerWorld)world).isActiveAltar(entity.getBlockPos())
-                    || UnicopiaWorldProperties.forWorld((ServerWorld)world).isActiveAltar(entity.getBlockPos().up())) {
+            if (entity.isOnFire() && world.getBlockState(entity.getBlockPos().up()).isOf(UBlocks.SPECTRAL_FIRE)) {
+                if (UnicopiaWorldProperties.forWorld((ServerWorld)world).isActiveAltar(entity)) {
                     if (living.asEntity().getHealth() < 2) {
                         entity.setFireTicks(0);
                         world.removeBlock(entity.getBlockPos().up(), false);
diff --git a/src/main/java/com/minelittlepony/unicopia/server/world/Altar.java b/src/main/java/com/minelittlepony/unicopia/server/world/Altar.java
index d1acdbcf..21f2f131 100644
--- a/src/main/java/com/minelittlepony/unicopia/server/world/Altar.java
+++ b/src/main/java/com/minelittlepony/unicopia/server/world/Altar.java
@@ -31,7 +31,16 @@ import net.minecraft.util.math.Direction;
 import net.minecraft.util.math.Vec3i;
 import net.minecraft.world.World;
 
-public record Altar(BlockPos origin, Set<BlockPos> pillars) {
+public record Altar(
+        /**
+         * The position of the central spectral fire of this altar
+         */
+        BlockPos origin,
+        /**
+         * Pillar top positions
+         */
+        Set<BlockPos> pillars
+) {
     private static final Direction[] HORIZONTALS = { Direction.SOUTH, Direction.WEST, Direction.NORTH, Direction.EAST };
     private static final Predicate<Entity> IS_PARTICIPANT = EntityPredicates.VALID_ENTITY.and(e -> e instanceof FloatingArtefactEntity || e instanceof SpellbookEntity);
     public static final NbtSerialisable.Serializer<Altar> SERIALIZER = NbtSerialisable.Serializer.of(nbt -> {
diff --git a/src/main/java/com/minelittlepony/unicopia/server/world/UnicopiaWorldProperties.java b/src/main/java/com/minelittlepony/unicopia/server/world/UnicopiaWorldProperties.java
index 70b14a94..64ee7c7f 100644
--- a/src/main/java/com/minelittlepony/unicopia/server/world/UnicopiaWorldProperties.java
+++ b/src/main/java/com/minelittlepony/unicopia/server/world/UnicopiaWorldProperties.java
@@ -8,6 +8,7 @@ import com.minelittlepony.unicopia.network.Channel;
 import com.minelittlepony.unicopia.network.MsgSkyAngle;
 import com.minelittlepony.unicopia.util.NbtSerialisable;
 
+import net.minecraft.entity.Entity;
 import net.minecraft.nbt.NbtCompound;
 import net.minecraft.nbt.NbtElement;
 import net.minecraft.server.world.ServerWorld;
@@ -69,6 +70,15 @@ public class UnicopiaWorldProperties extends PersistentState {
         return activeAltarPositions.contains(center);
     }
 
+    public boolean isActiveAltar(Entity entity) {
+        for (int i = 0; i < entity.getHeight(); i++) {
+            if (isActiveAltar(entity.getBlockPos().up(i))) {
+                return true;
+            }
+        }
+        return false;
+    }
+
     @Override
     public NbtCompound writeNbt(NbtCompound tag) {
         tag.putString("defaultRace", Race.REGISTRY.getId(defaultRace).toString());