diff --git a/gradle.properties b/gradle.properties
index 2617f2b..bb7de73 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,16 +4,16 @@ org.gradle.parallel=true
 
 # Fabric Properties
 # check these on https://fabricmc.net/develop
-minecraft_version=1.20.6
-yarn_mappings=1.20.6+build.3
+minecraft_version=1.21
+yarn_mappings=1.21+build.1
 loader_version=0.15.11
 
 # Mod Properties
-mod_version = 1.1.3+1.20.6
+mod_version = 1.1.4+1.21
 maven_group = systems.brn.televator
 archives_base_name = televator
 
 # Dependencies
-fabric_version=0.99.0+1.20.6
-polymer_version=0.8.0+1.20.6
+fabric_version=0.100.1+1.21
+polymer_version=0.8.4+1.20.6
 server_translations_api_version=2.3.0+1.20.5-rc2
diff --git a/src/main/java/systems/brn/televator/blocks/TelevatorBlock.java b/src/main/java/systems/brn/televator/blocks/TelevatorBlock.java
index 594849a..07c1546 100644
--- a/src/main/java/systems/brn/televator/blocks/TelevatorBlock.java
+++ b/src/main/java/systems/brn/televator/blocks/TelevatorBlock.java
@@ -30,7 +30,7 @@ public class TelevatorBlock extends Block implements PolymerTexturedBlock {
 
     public TelevatorBlock(Settings settings, BlockModelType type, String modelId) {
         super(settings);
-        this.polymerBlockState = PolymerBlockResourceUtils.requestBlock(type, PolymerBlockModel.of(new Identifier(Televator.MODID, modelId)));
+        this.polymerBlockState = PolymerBlockResourceUtils.requestBlock(type, PolymerBlockModel.of(Identifier.of(Televator.MODID, modelId)));
     }
 
     @Override
@@ -39,7 +39,7 @@ public class TelevatorBlock extends Block implements PolymerTexturedBlock {
     }
 
     public static void register() {
-        var modId = new Identifier(Televator.MODID, Televator.MODELID);
+        var modId = Identifier.of(Televator.MODID, Televator.MODELID);
         var block = Registry.register(Registries.BLOCK, modId,
                 new TelevatorBlock(AbstractBlock.Settings.copy(Blocks.WHITE_WOOL), BlockModelType.FULL_BLOCK, Televator.MODELID));
 
@@ -69,7 +69,8 @@ public class TelevatorBlock extends Block implements PolymerTexturedBlock {
     }
 
     private void teleportWithEffect(ServerPlayerEntity player, ServerWorld w, BlockPos tpPos) {
-        player.teleport(tpPos.getX() + 0.5f, tpPos.getY(), tpPos.getZ() + 0.5f);
+
+        player.teleport(tpPos.getX() + 0.5d, tpPos.getY(), tpPos.getZ() + 0.5d, true);
         player.setVelocity(0, 0, 0);
         player.setSneaking(false);
         w.playSound(null, tpPos, SoundEvents.ENTITY_ENDERMAN_TELEPORT, SoundCategory.PLAYERS, 0.5f, 1.5f);
diff --git a/src/main/java/systems/brn/televator/items/TelevatorBlockItem.java b/src/main/java/systems/brn/televator/items/TelevatorBlockItem.java
index 440262e..f45771e 100644
--- a/src/main/java/systems/brn/televator/items/TelevatorBlockItem.java
+++ b/src/main/java/systems/brn/televator/items/TelevatorBlockItem.java
@@ -18,7 +18,7 @@ public class TelevatorBlockItem extends BlockItem implements PolymerItem {
 
     public TelevatorBlockItem(Settings settings, Block block, String modelId) {
         super(block, settings);
-        this.polymerModel = PolymerResourcePackUtils.requestModel(Items.BARRIER, new Identifier(Televator.MODID, modelId));
+        this.polymerModel = PolymerResourcePackUtils.requestModel(Items.BARRIER, Identifier.of(Televator.MODID, modelId));
     }
 
     @Override