diff --git a/java/noppes/npcs/api/ability/IAbility.java b/java/noppes/npcs/api/ability/IAbility.java
index e4601b3..9fe7fee 100644
--- a/java/noppes/npcs/api/ability/IAbility.java
+++ b/java/noppes/npcs/api/ability/IAbility.java
@@ -189,6 +189,19 @@ public interface IAbility extends IAbilityAction {
      */
     void setRotationPhaseType(int type);
 
+    /**
+     * Get track delay for TRACK rotation mode.
+     * 0 = instant tracking (legacy). Higher values = slower lerp toward target.
+     */
+    float getTrackDelayValue();
+
+    /**
+     * Set track delay for TRACK rotation mode.
+     *
+     * @param delay 0 = instant tracking. Higher values = slower lerp toward target.
+     */
+    void setTrackDelayValue(float delay);
+
     /**
      * Check if movement (pathfinding/motion) is locked during the WINDUP phase.
      */