diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/freezetimers/PrayerTracker.java b/runelite-client/src/main/java/net/runelite/client/plugins/freezetimers/PrayerTracker.java
index 05806a1c24..f22f8821a3 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/freezetimers/PrayerTracker.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/freezetimers/PrayerTracker.java
@@ -24,6 +24,7 @@
 package net.runelite.client.plugins.freezetimers;
 
 import java.util.HashMap;
+import java.util.Map;
 import javax.inject.Inject;
 import javax.inject.Singleton;
 import lombok.extern.slf4j.Slf4j;
@@ -40,8 +41,8 @@ public class PrayerTracker
 	@Inject
 	private Client client;
 
-	private HashMap<Actor, HashMap<String, Integer>> lastTick = new HashMap<>();
-	private HashMap<Actor, HashMap<String, Integer>> newTick = new HashMap<>();
+	private Map<Actor, HashMap<String, Integer>> lastTick = new HashMap<>();
+	private Map<Actor, HashMap<String, Integer>> newTick = new HashMap<>();
 
 	public void gameTick()
 	{
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/freezetimers/Timers.java b/runelite-client/src/main/java/net/runelite/client/plugins/freezetimers/Timers.java
index 0d58af3127..132a69df0e 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/freezetimers/Timers.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/freezetimers/Timers.java
@@ -24,6 +24,7 @@
 package net.runelite.client.plugins.freezetimers;
 
 import java.util.HashMap;
+import java.util.Map;
 import javax.inject.Singleton;
 import lombok.extern.slf4j.Slf4j;
 import net.runelite.api.Actor;
@@ -32,7 +33,7 @@ import net.runelite.api.Actor;
 @Singleton
 public class Timers
 {
-	private HashMap<Actor, HashMap<TimerType, Long>> timerMap = new HashMap<>();
+	private Map<Actor, HashMap<TimerType, Long>> timerMap = new HashMap<>();
 
 	void gameTick()
 	{