PaperMC/nms-patches/EntityProjectile.patch

--- a/net/minecraft/server/EntityProjectile.java
+++ b/net/minecraft/server/EntityProjectile.java
@@ -42,6 +42,11 @@
 
         if (movingobjectposition.getType() != MovingObjectPosition.EnumMovingObjectType.MISS && !flag) {
             this.a(movingobjectposition);
+            // CraftBukkit start
+            if (this.dead) {
+                org.bukkit.craftbukkit.event.CraftEventFactory.callProjectileHitEvent(this, movingobjectposition);
+            }
+            // CraftBukkit end
         }
 
         Vec3D vec3d = this.getMot();