diff --git a/.travis.yml b/.travis.yml
index 8331ca2..ca5bcde 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,7 +17,6 @@ env:
     - setup=stable laravel=^5.8
     - setup=stable laravel=^6.0
     - setup=stable laravel=^7.0
-    - setup=lowest laravel=^5.8
     - setup=lowest laravel=^6.0
     - setup=lowest laravel=^7.0
 
diff --git a/src/Searchable.php b/src/Searchable.php
index 433a8fc..809bd23 100644
--- a/src/Searchable.php
+++ b/src/Searchable.php
@@ -100,6 +100,10 @@ protected function queryOnColumnUsing(
 
         $keywords = $this->keyword->all();
 
+        if ($query instanceof EloquentBuilder) {
+            $column = $query->qualifyColumn((string) $column);
+        }
+
         return $query->{$whereOperator}(static function ($query) use ($column, $keywords, $likeOperator) {
             foreach ($keywords as $keyword) {
                 $query->orWhere((string) $column, $likeOperator, $keyword);
diff --git a/tests/Feature/EloquentSearchableTest.php b/tests/Feature/EloquentSearchableTest.php
index f1d751a..8da3170 100644
--- a/tests/Feature/EloquentSearchableTest.php
+++ b/tests/Feature/EloquentSearchableTest.php
@@ -21,7 +21,7 @@ public function it_can_build_search_query()
         $stub->apply($query);
 
         $this->assertSame(
-            'select * from "users" where (("name" like ? or "name" like ? or "name" like ? or "name" like ?))',
+            'select * from "users" where (("users"."name" like ? or "users"."name" like ? or "users"."name" like ? or "users"."name" like ?))',
             $query->toSql()
         );
 
@@ -161,19 +161,19 @@ public function it_cant_build_search_query_with_invalid_column_name()
     public function it_can_build_search_query_with_relation_field()
     {
         $stub = new Searchable(
-            'hello', ['posts.title']
+            'hello', ['name', 'posts.title']
         );
 
         $query = User::query();
         $stub->apply($query);
 
         $this->assertSame(
-            'select * from "users" where (exists (select * from "posts" where "users"."id" = "posts"."user_id" and ("title" like ? or "title" like ? or "title" like ? or "title" like ?)))',
+            'select * from "users" where (("users"."name" like ? or "users"."name" like ? or "users"."name" like ? or "users"."name" like ?) or exists (select * from "posts" where "users"."id" = "posts"."user_id" and ("posts"."title" like ? or "posts"."title" like ? or "posts"."title" like ? or "posts"."title" like ?)))',
             $query->toSql()
         );
 
         $this->assertSame(
-            ['hello', 'hello%', '%hello', '%hello%'],
+            ['hello', 'hello%', '%hello', '%hello%', 'hello', 'hello%', '%hello', '%hello%'],
             $query->getBindings()
         );
     }
diff --git a/tests/Feature/EloquentTaxanomyTest.php b/tests/Feature/EloquentTaxanomyTest.php
index 81645a2..b965698 100644
--- a/tests/Feature/EloquentTaxanomyTest.php
+++ b/tests/Feature/EloquentTaxanomyTest.php
@@ -82,7 +82,7 @@ public function it_can_build_match_query_with_basic_search()
         $stub->apply($query);
 
         $this->assertSame(
-            'select * from "users" where (("name" like ? or "name" like ? or "name" like ? or "name" like ?))',
+            'select * from "users" where (("users"."name" like ? or "users"."name" like ? or "users"."name" like ? or "users"."name" like ?))',
             $query->toSql()
         );
 
@@ -91,4 +91,25 @@ public function it_can_build_match_query_with_basic_search()
             $query->getBindings()
         );
     }
+
+    /** @test */
+    public function it_can_build_match_query_with_basic_search_with_related_field()
+    {
+        $stub = new Taxonomy(
+            'hello', [], ['name', 'posts.title']
+        );
+
+        $query = User::query();
+        $stub->apply($query);
+
+        $this->assertSame(
+            'select * from "users" where (("users"."name" like ? or "users"."name" like ? or "users"."name" like ? or "users"."name" like ?) or exists (select * from "posts" where "users"."id" = "posts"."user_id" and ("posts"."title" like ? or "posts"."title" like ? or "posts"."title" like ? or "posts"."title" like ?)))',
+            $query->toSql()
+        );
+
+        $this->assertSame(
+            ['hello', 'hello%', '%hello', '%hello%', 'hello', 'hello%', '%hello', '%hello%'],
+            $query->getBindings()
+        );
+    }
 }