diff --git a/src/main/java/pl/piecuu/killstreak/KillstreakManager.java b/src/main/java/pl/piecuu/killstreak/KillstreakManager.java
index 56a4093..e7a191d 100644
--- a/src/main/java/pl/piecuu/killstreak/KillstreakManager.java
+++ b/src/main/java/pl/piecuu/killstreak/KillstreakManager.java
@@ -4,7 +4,6 @@ import org.bukkit.NamespacedKey;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.entity.Player;
 import org.bukkit.persistence.PersistentDataType;
-import org.bukkit.plugin.Plugin;
 
 import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.format.TextColor;
@@ -19,6 +18,7 @@ public class KillstreakManager {
   public NamespacedKey playerKillstreakKey;
   public NamespacedKey playerInvisKSKey;
 
+  @SuppressWarnings("unused")
   private Killstreak plugin;
   public KillstreakManager(Killstreak plugin) {
     this.plugin = plugin;
@@ -61,8 +61,7 @@ public class KillstreakManager {
   }
 
   public boolean shouldAnnounceKillstreak(long killstreak, Player p) {
-    Plugin in = plugin.getInvisNinja();
-    if(in != null && ((InvisNinja)in).isPlayerInvisible(p)) return false;
+    if(Killstreak.getInvisNinja() != null && InvisNinja.isPlayerInvisible(p)) return false;
 
     return (killstreak >= 5 && killstreak % 5 == 0);
   }
diff --git a/src/main/java/pl/piecuu/killstreak/PlayerManager.java b/src/main/java/pl/piecuu/killstreak/PlayerManager.java
index 25ae93c..e37f1b3 100644
--- a/src/main/java/pl/piecuu/killstreak/PlayerManager.java
+++ b/src/main/java/pl/piecuu/killstreak/PlayerManager.java
@@ -4,7 +4,6 @@ import net.kyori.adventure.key.Key;
 import net.kyori.adventure.sound.Sound;
 import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.TextReplacementConfig;
-import net.kyori.adventure.text.format.Style;
 import net.kyori.adventure.text.format.TextColor;
 
 import org.bukkit.entity.Entity;