diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/prayagainstplayer/PlayerContainer.java b/runelite-client/src/main/java/net/runelite/client/plugins/prayagainstplayer/PlayerContainer.java
index 4ff815d6cd..338fcd4357 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/prayagainstplayer/PlayerContainer.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/prayagainstplayer/PlayerContainer.java
@@ -34,9 +34,9 @@ import net.runelite.api.Player;
 public class PlayerContainer
 {
 
-	private Player player;
-	private long whenTheyAttackedMe;
-	private int millisToExpireHighlight;
+	private final Player player;
+	private final long whenTheyAttackedMe;
+	private final int millisToExpireHighlight;
 
 	PlayerContainer(final Player player, final long whenTheyAttackedMe, final int millisToExpireHighlight)
 	{
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/prayagainstplayer/WeaponType.java b/runelite-client/src/main/java/net/runelite/client/plugins/prayagainstplayer/WeaponType.java
index a0393d2a24..d6078e556e 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/prayagainstplayer/WeaponType.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/prayagainstplayer/WeaponType.java
@@ -87,7 +87,7 @@ enum WeaponType
 
 	}
 
-	private static String[] meleeWeaponNames = {
+	private static final String[] meleeWeaponNames = {
 		"sword",
 		"scimitar",
 		"dagger",
@@ -119,7 +119,7 @@ enum WeaponType
 		"bulwark"
 	};
 
-	private static String[] rangedWeaponNames = {
+	private static final String[] rangedWeaponNames = {
 		"bow",
 		"blowpipe",
 		"xil-ul",
@@ -130,7 +130,7 @@ enum WeaponType
 		"ballista"
 	};
 
-	private static String[] magicWeaponNames = {
+	private static final String[] magicWeaponNames = {
 		"staff",
 		"trident",
 		"wand",