diff --git a/resources/MANIFEST.MF b/resources/MANIFEST.MF
index 9a914dad9..0df56709f 100644
--- a/resources/MANIFEST.MF
+++ b/resources/MANIFEST.MF
@@ -1,3 +1,4 @@
 Manifest-Version: 1.0
 FMLCorePlugin: biomesoplenty.asm.BOPFMLLoadingPlugin
+FMLCorePluginContainsFMLMod: biomesoplenty.BiomesOPlenty