diff --git a/core/AppEng.java b/core/AppEng.java
index bd3d9a0bc..747998ca0 100644
--- a/core/AppEng.java
+++ b/core/AppEng.java
@@ -51,6 +51,7 @@ public class AppEng
 	"after:gregtech_addon;after:Mekanism;after:IC2;after:ThermalExpansion;after:BuildCraft|Core;" +
 
 	// depend on version of forge used for build.
+			"required-after:AppliedEnergistics2-Core;" +
 			"required-after:Forge@[" // require forge.
 			+ net.minecraftforge.common.ForgeVersion.majorVersion + "." // majorVersion
 			+ net.minecraftforge.common.ForgeVersion.minorVersion + "." // minorVersion