diff --git a/doc/7-many-to-many-polymorphic.md b/doc/7-many-to-many-polymorphic.md
index 080677f..254cff2 100644
--- a/doc/7-many-to-many-polymorphic.md
+++ b/doc/7-many-to-many-polymorphic.md
@@ -64,11 +64,11 @@ Now we should listen our events, for example we can register event listners in m
          * Many To Many Polymorphic Relationship Events
          */
 
-        static::morphToManyAttaching(function ($parent, $ids, $attributes) {
+        static::morphToManyAttaching(function ($relation, $parent, $attributes) {
             Log::info("Attaching tags to post {$parent->title}.");
         });
 
-        static::morphToManyAttached(function ($parent, $ids, $attributes) {
+        static::morphToManyAttached(function ($relation, $parent, $attributes) {
             Log::info("Tags have been attached to post {$parent->title}.");
         });
     }
@@ -151,11 +151,11 @@ Now we should listen our events, for example we can register event listners in m
          * Many To Many Polymorphic Relationship Events
          */
 
-        static::morphedByManyAttaching(function ($parent, $ids, $attributes) {
+        static::morphedByManyAttaching(function ($relation, $parent, $attributes) {
             Log::info("Attaching post to tag {$parent->name}.");
         });
 
-        static::morphedByManyAttached(function ($parent, $ids, $attributes) {
+        static::morphedByManyAttached(function ($relation, $parent, $attributes) {
             Log::info("Post has been attached to tag {$parent->name}.");
         });
     }
@@ -179,4 +179,4 @@ Now we should listen our events, for example we can register event listners in m
 - events have $relation name, $parent model, $ids detaching model ids, $attributes additional data
 #### MorphedByMany::updateExistingPivot
 - fires morphedByManyUpdatingExistingPivot, morphedByManyUpdatedExistingPivot
-- events have $relation name, $parent model, $id updating model id, $attributes additional data
\ No newline at end of file
+- events have $relation name, $parent model, $id updating model id, $attributes additional data