diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/AllRequirementsCollection.java b/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/AllRequirementsCollection.java
index 2efe470b84..aa8fde3a15 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/AllRequirementsCollection.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/AllRequirementsCollection.java
@@ -29,7 +29,7 @@ import net.runelite.api.Item;
 
 public class AllRequirementsCollection implements ItemRequirement
 {
-	private ItemRequirement[] requirements;
+	private final ItemRequirement[] requirements;
 
 	public AllRequirementsCollection(ItemRequirement... requirements)
 	{
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/AnyRequirementCollection.java b/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/AnyRequirementCollection.java
index 02a713f7b0..45f1086267 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/AnyRequirementCollection.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/AnyRequirementCollection.java
@@ -29,8 +29,8 @@ import net.runelite.api.Item;
 
 public class AnyRequirementCollection implements ItemRequirement
 {
-	private String name;
-	private ItemRequirement[] requirements;
+	private final String name;
+	private final ItemRequirement[] requirements;
 
 	public AnyRequirementCollection(String name, ItemRequirement... requirements)
 	{
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/RangeItemRequirement.java b/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/RangeItemRequirement.java
index 92d1f14de8..ae716a54b8 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/RangeItemRequirement.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/RangeItemRequirement.java
@@ -29,9 +29,9 @@ import net.runelite.api.Item;
 
 public class RangeItemRequirement implements ItemRequirement
 {
-	private String name;
-	private int startItemId;
-	private int endItemId;
+	private final String name;
+	private final int startItemId;
+	private final int endItemId;
 
 	public RangeItemRequirement(String name, int startItemId, int endItemId)
 	{
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/SingleItemRequirement.java b/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/SingleItemRequirement.java
index 834fbe7739..333da4c47b 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/SingleItemRequirement.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/SingleItemRequirement.java
@@ -30,7 +30,7 @@ import net.runelite.api.ItemDefinition;
 
 public class SingleItemRequirement implements ItemRequirement
 {
-	private int itemId;
+	private final int itemId;
 
 	public SingleItemRequirement(int itemId)
 	{
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/SlotLimitationRequirement.java b/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/SlotLimitationRequirement.java
index 1fae03dde5..697f6a59e5 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/SlotLimitationRequirement.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/cluescrolls/clues/emote/SlotLimitationRequirement.java
@@ -30,8 +30,8 @@ import net.runelite.api.Item;
 
 public class SlotLimitationRequirement implements ItemRequirement
 {
-	private String description;
-	private EquipmentInventorySlot[] slots;
+	private final String description;
+	private final EquipmentInventorySlot[] slots;
 
 	public SlotLimitationRequirement(String description, EquipmentInventorySlot... slots)
 	{