diff --git a/packages/tables/src/Actions/AssociateAction.php b/packages/tables/src/Actions/AssociateAction.php
index 27d2ca5b45..96c2dd55e3 100644
--- a/packages/tables/src/Actions/AssociateAction.php
+++ b/packages/tables/src/Actions/AssociateAction.php
@@ -238,7 +238,10 @@ class AssociateAction extends Action
                     }
 
                     return $query->where(
-                        $relationship->getParent()->getQualifiedKeyName(),
+                        // https://github.com/filamentphp/filament/issues/8067
+                        $relationship->getParent()->getTable() === $relationship->getRelated()->getTable() ?
+                            $relationship->getParent()->getKeyName() :
+                            $relationship->getParent()->getQualifiedKeyName(),
                         $relationship->getParent()->getKey(),
                     );
                 });
diff --git a/packages/tables/src/Actions/AttachAction.php b/packages/tables/src/Actions/AttachAction.php
index 85b619b55e..222cd91449 100644
--- a/packages/tables/src/Actions/AttachAction.php
+++ b/packages/tables/src/Actions/AttachAction.php
@@ -233,8 +233,11 @@ class AttachAction extends Action
                     fn (Builder $query): Builder => $query->whereDoesntHave(
                         $table->getInverseRelationship(),
                         fn (Builder $query): Builder => $query->where(
-                            $table->getRelationship()->getParent()->getQualifiedKeyName(),
-                            $table->getRelationship()->getParent()->getKey(),
+                            // https://github.com/filamentphp/filament/issues/8067
+                            $relationship->getParent()->getTable() === $relationship->getRelated()->getTable() ?
+                                $relationship->getParent()->getKeyName() :
+                                $relationship->getParent()->getQualifiedKeyName(),
+                            $relationship->getParent()->getKey(),
                         ),
                     ),
                 );