diff --git a/runelite-api/src/main/java/net/runelite/api/queries/DecorativeObjectQuery.java b/runelite-api/src/main/java/net/runelite/api/queries/DecorativeObjectQuery.java
index 7551195759..54d06b25e8 100644
--- a/runelite-api/src/main/java/net/runelite/api/queries/DecorativeObjectQuery.java
+++ b/runelite-api/src/main/java/net/runelite/api/queries/DecorativeObjectQuery.java
@@ -40,6 +40,7 @@ public class DecorativeObjectQuery extends TileObjectQuery<DecorativeObject, Dec
 		return getDecorativeObjects(client).stream()
 			.filter(Objects::nonNull)
 			.filter(predicate)
+			.distinct()
 			.toArray(DecorativeObject[]::new);
 	}
 
diff --git a/runelite-api/src/main/java/net/runelite/api/queries/GameObjectQuery.java b/runelite-api/src/main/java/net/runelite/api/queries/GameObjectQuery.java
index b9b80826ef..9e4c4a43f4 100644
--- a/runelite-api/src/main/java/net/runelite/api/queries/GameObjectQuery.java
+++ b/runelite-api/src/main/java/net/runelite/api/queries/GameObjectQuery.java
@@ -41,6 +41,7 @@ public class GameObjectQuery extends TileObjectQuery<GameObject, GameObjectQuery
 		return getGameObjects(client).stream()
 			.filter(Objects::nonNull)
 			.filter(predicate)
+			.distinct()
 			.toArray(GameObject[]::new);
 	}
 
diff --git a/runelite-api/src/main/java/net/runelite/api/queries/GroundObjectQuery.java b/runelite-api/src/main/java/net/runelite/api/queries/GroundObjectQuery.java
index 78e4198663..1e4809c581 100644
--- a/runelite-api/src/main/java/net/runelite/api/queries/GroundObjectQuery.java
+++ b/runelite-api/src/main/java/net/runelite/api/queries/GroundObjectQuery.java
@@ -40,6 +40,7 @@ public class GroundObjectQuery extends TileObjectQuery<GroundObject, GroundObjec
 		return getGroundObjects(client).stream()
 			.filter(Objects::nonNull)
 			.filter(predicate)
+			.distinct()
 			.toArray(GroundObject[]::new);
 	}
 
diff --git a/runelite-api/src/main/java/net/runelite/api/queries/WallObjectQuery.java b/runelite-api/src/main/java/net/runelite/api/queries/WallObjectQuery.java
index 0c808c716e..266ae8c712 100644
--- a/runelite-api/src/main/java/net/runelite/api/queries/WallObjectQuery.java
+++ b/runelite-api/src/main/java/net/runelite/api/queries/WallObjectQuery.java
@@ -40,6 +40,7 @@ public class WallObjectQuery extends TileObjectQuery<WallObject, WallObjectQuery
 		return getWallObjects(client).stream()
 			.filter(Objects::nonNull)
 			.filter(predicate)
+			.distinct()
 			.toArray(WallObject[]::new);
 	}