--- a/net/minecraft/potion/Effect.java
+++ b/net/minecraft/potion/Effect.java
@@ -18,7 +18,7 @@
 import net.minecraft.util.text.ITextComponent;
 import net.minecraft.util.text.TranslationTextComponent;
 
-public class Effect {
+public class Effect extends net.minecraftforge.registries.ForgeRegistryEntry<Effect> implements net.minecraftforge.common.extensions.IForgeEffect {
    private final Map<Attribute, AttributeModifier> field_111188_I = Maps.newHashMap();
    private final EffectType field_220305_b;
    private final int field_76414_N;
