diff --git a/src/com/massivecraft/factions/P.java b/src/com/massivecraft/factions/P.java
index ae54a1b9..201eea72 100644
--- a/src/com/massivecraft/factions/P.java
+++ b/src/com/massivecraft/factions/P.java
@@ -3,6 +3,7 @@ package com.massivecraft.factions;
 import java.lang.reflect.Modifier;
 import java.util.Arrays;
 import java.util.HashSet;
+import java.util.logging.Level;
 import java.util.Set;
 
 import org.bukkit.block.Block;
@@ -84,6 +85,18 @@ public class P extends MPlugin
 	@Override
 	public void onEnable()
 	{
+		// bit of (apparently absolutely necessary) idiot-proofing for CB version support due to changed GSON lib package name
+		try
+		{
+			Class.forName("org.bukkit.craftbukkit.libs.com.google.gson.reflect.TypeToken");
+		}
+		catch (ClassNotFoundException ex)
+		{
+			this.log(Level.SEVERE, "CraftBukkit 1.3.2-R0.1 (build 2340) or newer required. Your CraftBukkit build is not compatible.");
+			this.suicide();
+			return;
+		}
+
 		if ( ! preEnable()) return;
 		this.loadSuccessful = false;