diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/theatre/rooms/nylocas/NyloHandler.java b/runelite-client/src/main/java/net/runelite/client/plugins/theatre/rooms/nylocas/NyloHandler.java
index 4c88656972..82b1cc6401 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/theatre/rooms/nylocas/NyloHandler.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/theatre/rooms/nylocas/NyloHandler.java
@@ -8,6 +8,7 @@ import java.awt.Polygon;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.regex.Matcher;
@@ -34,8 +35,8 @@ public class NyloHandler extends RoomHandler
 
 	public long startTime = 0L;
 	int startTick = 0;
-	final ArrayList<NPC> waveSpawns = new ArrayList<>();
-	final ArrayList<NPC> waveAgros = new ArrayList<>();
+	final List<NPC> waveSpawns = new ArrayList<>();
+	final List<NPC> waveAgros = new ArrayList<>();
 	@Getter(AccessLevel.PUBLIC)
 	private Map<NPC, Integer> pillars = new HashMap<>();
 	@Getter(AccessLevel.PUBLIC)
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/theatre/timers/Timeable.java b/runelite-client/src/main/java/net/runelite/client/plugins/theatre/timers/Timeable.java
index 04c5a1a6c5..250fdca506 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/theatre/timers/Timeable.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/theatre/timers/Timeable.java
@@ -1,8 +1,8 @@
 package net.runelite.client.plugins.theatre.timers;
 
-import java.util.HashMap;
+import java.util.Map;
 
 public interface Timeable
 {
-	HashMap<String, Long> getTimes();
+	Map<String, Long> getTimes();
 }
\ No newline at end of file