diff --git a/src/main/java/net/minecraftforge/oredict/OreDictionary.java b/src/main/java/net/minecraftforge/oredict/OreDictionary.java
index 32c4525..a78bb7c 100644
--- a/src/main/java/net/minecraftforge/oredict/OreDictionary.java
+++ b/src/main/java/net/minecraftforge/oredict/OreDictionary.java
@@ -282,7 +282,7 @@
 	 */
 	public static String getOreName(int id)
 	{
-		return id < idToName.size() ? idToName.get(id) : "Unknown";
+		return (id >= 0 && id < idToName.size()) ? idToName.get(id) : "Unknown";
 	}
 
 	/**
diff --git a/src/main/resources/fmlversion.properties b/src/main/resources/fmlversion.properties
index 5684d41..1218190 100644
--- a/src/main/resources/fmlversion.properties
+++ b/src/main/resources/fmlversion.properties
@@ -1,6 +1,6 @@
 fmlbuild.major.number=7
 fmlbuild.minor.number=2
 fmlbuild.revision.number=211
-fmlbuild.build.number=22
+fmlbuild.build.number=23
 fmlbuild.mcversion=1.7.2
 fmlbuild.mcpversion=9.03