diff --git a/src/data/runtime/RuntimeDataDescriber.php b/src/data/runtime/RuntimeDataDescriber.php
index af2e79784..8eba38a1d 100644
--- a/src/data/runtime/RuntimeDataDescriber.php
+++ b/src/data/runtime/RuntimeDataDescriber.php
@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\data\runtime;
 
 use pocketmine\block\utils\BrewingStandSlot;
-use pocketmine\block\utils\ChiseledBookshelfSlot;
 use pocketmine\block\utils\WallConnectionType;
 use pocketmine\math\Facing;
 
diff --git a/src/data/runtime/RuntimeDataReader.php b/src/data/runtime/RuntimeDataReader.php
index 039493fe3..e4ccc892d 100644
--- a/src/data/runtime/RuntimeDataReader.php
+++ b/src/data/runtime/RuntimeDataReader.php
@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\data\runtime;
 
 use pocketmine\block\utils\BrewingStandSlot;
-use pocketmine\block\utils\ChiseledBookshelfSlot;
 use pocketmine\block\utils\RailConnectionInfo;
 use pocketmine\block\utils\WallConnectionType;
 use pocketmine\math\Axis;
diff --git a/src/data/runtime/RuntimeDataSizeCalculator.php b/src/data/runtime/RuntimeDataSizeCalculator.php
index ecf075a45..28ddaa673 100644
--- a/src/data/runtime/RuntimeDataSizeCalculator.php
+++ b/src/data/runtime/RuntimeDataSizeCalculator.php
@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\data\runtime;
 
 use pocketmine\block\utils\BrewingStandSlot;
-use pocketmine\block\utils\ChiseledBookshelfSlot;
 use pocketmine\math\Facing;
 use function count;
 
diff --git a/src/data/runtime/RuntimeDataWriter.php b/src/data/runtime/RuntimeDataWriter.php
index b6995806f..5224b3417 100644
--- a/src/data/runtime/RuntimeDataWriter.php
+++ b/src/data/runtime/RuntimeDataWriter.php
@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\data\runtime;
 
 use pocketmine\block\utils\BrewingStandSlot;
-use pocketmine\block\utils\ChiseledBookshelfSlot;
 use pocketmine\block\utils\WallConnectionType;
 use pocketmine\math\Axis;
 use pocketmine\math\Facing;