diff --git a/src/main/java/com/songoda/ultimatestacker/hologram/Hologram.java b/src/main/java/com/songoda/ultimatestacker/hologram/Hologram.java
index de055c3..edfe3c0 100644
--- a/src/main/java/com/songoda/ultimatestacker/hologram/Hologram.java
+++ b/src/main/java/com/songoda/ultimatestacker/hologram/Hologram.java
@@ -41,7 +41,7 @@ public abstract class Hologram {
 
     public void add(SpawnerStack spawner) {
         int amount = spawner.getAmount();
-        if (spawner.getLocation().getBlock().getType() != Material.SPAWNER) return;
+        if (spawner.getLocation().getBlock().getType() != Material.MOB_SPAWNER) return;
 
         CreatureSpawner creatureSpawner = (CreatureSpawner) spawner.getLocation().getBlock().getState();
         String name = Methods.compileSpawnerName(creatureSpawner.getSpawnedType(), amount);
@@ -55,7 +55,7 @@ public abstract class Hologram {
 
     public void update(SpawnerStack spawner) {
         int amount = spawner.getAmount();
-        if (spawner.getLocation().getBlock().getType() != Material.SPAWNER) return;
+        if (spawner.getLocation().getBlock().getType() != Material.MOB_SPAWNER) return;
 
         CreatureSpawner creatureSpawner = (CreatureSpawner) spawner.getLocation().getBlock().getState();
         String name = Methods.compileSpawnerName(creatureSpawner.getSpawnedType(), amount);
diff --git a/src/main/java/com/songoda/ultimatestacker/hologram/HologramHolographicDisplays.java b/src/main/java/com/songoda/ultimatestacker/hologram/HologramHolographicDisplays.java
index c3fe399..59f6534 100644
--- a/src/main/java/com/songoda/ultimatestacker/hologram/HologramHolographicDisplays.java
+++ b/src/main/java/com/songoda/ultimatestacker/hologram/HologramHolographicDisplays.java
@@ -1,13 +1,13 @@
-package com.songoda.epicspawners.hologram;
+package com.songoda.ultimatestacker.hologram;
 
 import com.gmail.filoghost.holographicdisplays.api.HologramsAPI;
-import com.songoda.epicspawners.EpicSpawnersPlugin;
+import com.songoda.ultimatestacker.UltimateStacker;
 import org.bukkit.Location;
 
 
 public class HologramHolographicDisplays extends Hologram {
 
-    public HologramHolographicDisplays(EpicSpawnersPlugin instance) {
+    public HologramHolographicDisplays(UltimateStacker instance) {
         super(instance);
     }