diff --git a/libs/craftbukkit111.jar b/libs/craftbukkit111.jar
new file mode 100644
index 0000000..7b59aec
Binary files /dev/null and b/libs/craftbukkit111.jar differ
diff --git a/libs/craftbukkit188.jar b/libs/craftbukkit188.jar
deleted file mode 100644
index 43327c8..0000000
Binary files a/libs/craftbukkit188.jar and /dev/null differ
diff --git a/src/com/cnaude/chairs/vehiclearrow/v1_8_R3/CraftChairsArrow.java b/src/com/cnaude/chairs/vehiclearrow/v1_11_R1/CraftChairsArrow.java
similarity index 59%
rename from src/com/cnaude/chairs/vehiclearrow/v1_8_R3/CraftChairsArrow.java
rename to src/com/cnaude/chairs/vehiclearrow/v1_11_R1/CraftChairsArrow.java
index 86768eb..1b9b09a 100644
--- a/src/com/cnaude/chairs/vehiclearrow/v1_8_R3/CraftChairsArrow.java
+++ b/src/com/cnaude/chairs/vehiclearrow/v1_11_R1/CraftChairsArrow.java
@@ -1,39 +1,28 @@
-package com.cnaude.chairs.vehiclearrow.v1_8_R3;
-
-import net.minecraft.server.v1_8_R3.EntityArrow;
-
-import org.bukkit.craftbukkit.v1_8_R3.CraftServer;
-import org.bukkit.craftbukkit.v1_8_R3.entity.CraftArrow;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.Player;
-import org.bukkit.entity.Vehicle;
-
-import com.cnaude.chairs.api.ChairsAPI;
-
-public class CraftChairsArrow extends CraftArrow implements Vehicle {
-
-	public CraftChairsArrow(CraftServer server, EntityArrow entity) {
-		super(server, entity);
-	}
-
-	@Override
-	public void remove() {
-		Entity passenger = getPassenger();
-		if (passenger != null && passenger instanceof Player) {
-			if (ChairsAPI.isSitting((Player) passenger)) {
-				return;
-			}
-		}
-		super.remove();
-	}
-
-	@Override
-	public boolean isGlowing() {
-		return false;
-	}
-
-	@Override
-	public void setGlowing(boolean glowing) {
-	}
-
-}
+package com.cnaude.chairs.vehiclearrow.v1_11_R1;
+
+import com.cnaude.chairs.api.ChairsAPI;
+import net.minecraft.server.v1_11_R1.EntityArrow;
+import org.bukkit.craftbukkit.v1_11_R1.CraftServer;
+import org.bukkit.craftbukkit.v1_11_R1.entity.CraftArrow;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.Player;
+import org.bukkit.entity.Vehicle;
+
+public class CraftChairsArrow extends CraftArrow implements Vehicle {
+
+	public CraftChairsArrow(CraftServer server, EntityArrow entity) {
+		super(server, entity);
+	}
+
+	@Override
+	public void remove() {
+		Entity passenger = getPassenger();
+		if (passenger != null && passenger instanceof Player) {
+			if (ChairsAPI.isSitting((Player) passenger)) {
+				return;
+			}
+		}
+		super.remove();
+	}
+
+}
diff --git a/src/com/cnaude/chairs/vehiclearrow/v1_8_R3/NMSArrowFactory.java b/src/com/cnaude/chairs/vehiclearrow/v1_11_R1/NMSArrowFactory.java
similarity index 73%
rename from src/com/cnaude/chairs/vehiclearrow/v1_8_R3/NMSArrowFactory.java
rename to src/com/cnaude/chairs/vehiclearrow/v1_11_R1/NMSArrowFactory.java
index 7884a47..f58f5ea 100644
--- a/src/com/cnaude/chairs/vehiclearrow/v1_8_R3/NMSArrowFactory.java
+++ b/src/com/cnaude/chairs/vehiclearrow/v1_11_R1/NMSArrowFactory.java
@@ -1,12 +1,10 @@
-package com.cnaude.chairs.vehiclearrow.v1_8_R3;
-
-import net.minecraft.server.v1_8_R3.EntityArrow;
-
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_8_R3.CraftWorld;
-import org.bukkit.entity.Arrow;
+package com.cnaude.chairs.vehiclearrow.v1_11_R1;
 
 import com.cnaude.chairs.vehiclearrow.NMSArrowFactoryInterface;
+import net.minecraft.server.v1_11_R1.EntityArrow;
+import org.bukkit.Location;
+import org.bukkit.craftbukkit.v1_11_R1.CraftWorld;
+import org.bukkit.entity.Arrow;
 
 public class NMSArrowFactory implements NMSArrowFactoryInterface {
 
diff --git a/src/com/cnaude/chairs/vehiclearrow/v1_8_R3/NMSChairsArrow.java b/src/com/cnaude/chairs/vehiclearrow/v1_11_R1/NMSChairsArrow.java
similarity index 56%
rename from src/com/cnaude/chairs/vehiclearrow/v1_8_R3/NMSChairsArrow.java
rename to src/com/cnaude/chairs/vehiclearrow/v1_11_R1/NMSChairsArrow.java
index ac17500..04119a6 100644
--- a/src/com/cnaude/chairs/vehiclearrow/v1_8_R3/NMSChairsArrow.java
+++ b/src/com/cnaude/chairs/vehiclearrow/v1_11_R1/NMSChairsArrow.java
@@ -1,23 +1,21 @@
-package com.cnaude.chairs.vehiclearrow.v1_8_R3;
-
-import net.minecraft.server.v1_8_R3.EntityArrow;
-
-import org.bukkit.Bukkit;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.v1_8_R3.CraftServer;
-import org.bukkit.craftbukkit.v1_8_R3.CraftWorld;
-
-public class NMSChairsArrow extends EntityArrow {
-
-	public NMSChairsArrow(CraftWorld cworld, Location location) {
-		super(cworld.getHandle());
-		setPositionRotation(location.getX(), location.getY(), location.getZ(), location.getYaw(), location.getPitch());
-		world.addEntity(this);
-		bukkitEntity = new CraftChairsArrow((CraftServer) Bukkit.getServer(), this);
-	}
-
-	@Override
-	public void t_() {
-	}
-
-}
+package com.cnaude.chairs.vehiclearrow.v1_11_R1;
+
+import net.minecraft.server.v1_11_R1.EntityTippedArrow;
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.craftbukkit.v1_11_R1.CraftServer;
+import org.bukkit.craftbukkit.v1_11_R1.CraftWorld;
+
+public class NMSChairsArrow extends EntityTippedArrow {
+
+	public NMSChairsArrow(CraftWorld cworld, Location location) {
+		super(cworld.getHandle());
+		setPositionRotation(location.getX(), location.getY(), location.getZ(), location.getYaw(), location.getPitch());
+		world.addEntity(this);
+		bukkitEntity = new CraftChairsArrow((CraftServer) Bukkit.getServer(), this);
+	}
+
+	@Override
+	public void A_() {
+	}
+}
diff --git a/src/config.yml b/src/config.yml
index 2ebd0cf..215be14 100644
--- a/src/config.yml
+++ b/src/config.yml
@@ -26,6 +26,7 @@ sit-blocks:
   - ACACIA_STAIRS:0.7
   - DARK_OAK_STAIRS:0.7
   - RED_SANDSTONE_STAIRS:0.7
+  - PURPUR_STAIRS:0.7
 valid-signs:
   - SIGN
   - WALL_SIGN