diff --git a/Essentials/pom.xml b/Essentials/pom.xml
index 3da8e33c9..633005206 100644
--- a/Essentials/pom.xml
+++ b/Essentials/pom.xml
@@ -40,8 +40,19 @@
 		<system>TeamCity</system>
 		<url>http://ci.ess3.net/</url>
 	</ciManagement>
-
-	<dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>2.3.2</version>
+                <configuration>
+                    <showDeprecation>true</showDeprecation>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+    <dependencies>
 		<dependency>
 			<groupId>org.bukkit</groupId>
 			<artifactId>bukkit</artifactId>
diff --git a/Essentials/src/com/earth2me/essentials/OfflinePlayer.java b/Essentials/src/com/earth2me/essentials/OfflinePlayer.java
index de183e5f0..5fbdb289d 100644
--- a/Essentials/src/com/earth2me/essentials/OfflinePlayer.java
+++ b/Essentials/src/com/earth2me/essentials/OfflinePlayer.java
@@ -30,7 +30,6 @@ public class OfflinePlayer implements Player
 	private final transient IEssentials ess;
 	private transient Location location = new Location(null, 0, 0, 0, 0, 0);
 	private transient World world;
-	private final transient UUID uniqueId = UUID.randomUUID();
 	@Delegate(types = org.bukkit.OfflinePlayer.class)
 	private transient org.bukkit.OfflinePlayer base;
 	private boolean allowFlight = false;
@@ -636,12 +635,6 @@ public class OfflinePlayer implements Player
 		return true;
 	}
 
-	@Override
-	public UUID getUniqueId()
-	{
-		return uniqueId;
-	}
-
 	@Override
 	public void playNote(Location lctn, Instrument i, Note note)
 	{
@@ -1434,4 +1427,10 @@ public class OfflinePlayer implements Player
 	{
 		throw new UnsupportedOperationException("Not supported yet.");
 	}
+
+	@Override
+	public void sendSignChange(Location arg0, String[] arg1) throws IllegalArgumentException
+	{
+		throw new UnsupportedOperationException("Not supported yet.");
+	}
 }
diff --git a/Essentials/test/com/earth2me/essentials/FakeServer.java b/Essentials/test/com/earth2me/essentials/FakeServer.java
index 29ff2ed42..20b098b0c 100644
--- a/Essentials/test/com/earth2me/essentials/FakeServer.java
+++ b/Essentials/test/com/earth2me/essentials/FakeServer.java
@@ -784,6 +784,12 @@ public class FakeServer implements Server
 			{
 				throw new UnsupportedOperationException("Not supported yet.");
 			}
+
+			@Override
+			public UUID getUniqueId()
+			{
+				throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+			}
 		};
 	}
 
@@ -1201,4 +1207,16 @@ public class FakeServer implements Server
 	{
 		throw new UnsupportedOperationException("Not supported yet.");
 	}
+
+	@Override
+	public Player getPlayer(UUID arg0)
+	{
+		throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+	}
+
+	@Override
+	public OfflinePlayer getOfflinePlayer(UUID arg0)
+	{
+		throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+	}
 }
diff --git a/lib/bukkit.jar b/lib/bukkit.jar
index 3d81db136..ba71a534e 100644
Binary files a/lib/bukkit.jar and b/lib/bukkit.jar differ
diff --git a/lib/craftbukkit.jar b/lib/craftbukkit.jar
index 2f59a449b..25db406ac 100644
Binary files a/lib/craftbukkit.jar and b/lib/craftbukkit.jar differ