diff --git a/build.gradle b/build.gradle
index 194c9ab..c7e33b2 100644
--- a/build.gradle
+++ b/build.gradle
@@ -103,6 +103,9 @@ jar {
 		def attribute_map = [:]
 		if (project.use_coremod.toBoolean()) {
 			attribute_map['FMLCorePlugin'] = project.coremod_plugin_class_name
+			if (project.include_mod.toBoolean()) {
+				attribute_map['FMLCorePluginContainsFMLMod'] = true
+			}
 		}
 		if (project.use_mixins.toBoolean()) {
 			attribute_map['TweakClass'] = 'org.spongepowered.asm.launch.MixinTweaker'
diff --git a/gradle.properties b/gradle.properties
index 845131c..2e636e1 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -15,4 +15,5 @@ use_coremod = false
 use_assetmover = false
 
 # Coremod Arguments
+include_mod = true
 coremod_plugin_class_name = 
\ No newline at end of file