diff --git a/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/dragonapi/IDTypeMixin.java b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/dragonapi/IDTypeMixin.java
index 91d8a50..379daea 100644
--- a/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/dragonapi/IDTypeMixin.java
+++ b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/dragonapi/IDTypeMixin.java
@@ -1,6 +1,8 @@
 package com.falsepattern.endlessids.mixin.mixins.common.dragonapi;
 
 import Reika.DragonAPI.Extras.IDType;
+import com.falsepattern.endlessids.constants.ExtendedConstants;
+import com.falsepattern.endlessids.constants.VanillaConstants;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.Constant;
 import org.spongepowered.asm.mixin.injection.ModifyConstant;
@@ -10,5 +12,13 @@ public abstract class IDTypeMixin {
     @ModifyConstant(method = "<clinit>",
                     constant = @Constant(intValue = 254),
                     require = 1)
-    private static int extendIDs
+    private static int extendBiomeIDs(int constant) {
+        return ExtendedConstants.biomeIDCount - 2;
+    }
+    @ModifyConstant(method = "<clinit>",
+                    constant = {@Constant(intValue = 4095), @Constant(intValue = 32767)},
+                    require = 2)
+    private static int extendBlockItemIDs(int constant) {
+        return ExtendedConstants.maxBlockID;
+    }
 }
diff --git a/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java b/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java
index 0424ae5..295f232 100644
--- a/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java
+++ b/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java
@@ -79,6 +79,7 @@ public enum Mixin implements IMixin {
     //endregion CoFHLib->common
     //region DragonAPI->common
     DragonAPIBlockPropertiesMixin(Side.COMMON, require(TargetedMod.DRAGONAPI), "dragonapi.BlockPropertiesMixin"),
+    DragonAPIIDTypeMixin(Side.COMMON, require(TargetedMod.DRAGONAPI), "dragonapi.IDTypeMixin"),
     //endregion DragonAPI->common
     //region GalactiCraftCore->common
     GalactiCraftCoreConfigManagerCoreMixin(Side.COMMON, require(TargetedMod.GALACTICRAFTCORE),