diff --git a/src/Illuminate/Database/Eloquent/Collection.php b/src/Illuminate/Database/Eloquent/Collection.php
index e8435ce3dbc0..c1323f8812ed 100755
--- a/src/Illuminate/Database/Eloquent/Collection.php
+++ b/src/Illuminate/Database/Eloquent/Collection.php
@@ -692,7 +692,7 @@ public function getQueueableRelations()
         } elseif (count($relations) === 1) {
             return reset($relations);
         } else {
-            return array_intersect(...$relations);
+            return array_intersect(...array_values($relations));
         }
     }
 
diff --git a/tests/Database/DatabaseEloquentCollectionTest.php b/tests/Database/DatabaseEloquentCollectionTest.php
index 8c854a163247..7823e45e177f 100755
--- a/tests/Database/DatabaseEloquentCollectionTest.php
+++ b/tests/Database/DatabaseEloquentCollectionTest.php
@@ -485,6 +485,28 @@ public function getQueueableRelations()
         $this->assertEquals(['user'], $c->getQueueableRelations());
     }
 
+    public function testQueueableRelationshipsIgnoreCollectionKeys()
+    {
+        $c = new Collection([
+            'foo' => new class
+            {
+                public function getQueueableRelations()
+                {
+                    return [];
+                }
+            },
+            'bar' => new class
+            {
+                public function getQueueableRelations()
+                {
+                    return [];
+                }
+            },
+        ]);
+
+        $this->assertEquals([], $c->getQueueableRelations());
+    }
+
     public function testEmptyCollectionStayEmptyOnFresh()
     {
         $c = new Collection;