diff --git a/src/Illuminate/Database/Query/Builder.php b/src/Illuminate/Database/Query/Builder.php
index 092b61130ca..6f8f629d0a5 100755
--- a/src/Illuminate/Database/Query/Builder.php
+++ b/src/Illuminate/Database/Query/Builder.php
@@ -1881,7 +1881,7 @@ public function whereMonthBetween($column, iterable $values, $boolean = 'and', $
                     return $value->format('m');
                 }
 
-                if ($value instanceof Month) {
+                if (class_exists(Month::class) && $value instanceof Month) {
                     $value = $value->value;
                 }
 
diff --git a/tests/Integration/Database/QueryBuilderTest.php b/tests/Integration/Database/QueryBuilderTest.php
index 153ce55a591..a45b430a351 100644
--- a/tests/Integration/Database/QueryBuilderTest.php
+++ b/tests/Integration/Database/QueryBuilderTest.php
@@ -2,7 +2,6 @@
 
 namespace Illuminate\Tests\Integration\Database;
 
-use Carbon\Month;
 use Illuminate\Contracts\Pagination\LengthAwarePaginator;
 use Illuminate\Database\MultipleRecordsFoundException;
 use Illuminate\Database\RecordsNotFoundException;
@@ -333,7 +332,15 @@ public function testWhereMonthBetween()
         $this->assertSame(1, DB::table('posts')->whereMonthBetween('created_at', ['11', '12'])->count());
         $this->assertSame(2, DB::table('posts')->whereMonthBetween('created_at', [1, '12'])->count());
         $this->assertSame(1, DB::table('posts')->whereMonthBetween('created_at', [1, 3])->count());
-        $this->assertSame(1, DB::table('posts')->whereMonthBetween('created_at', [Month::January, Month::April])->count());
+    }
+
+    public function testWhereMonthBetweenUsinCarbon()
+    {
+        if(! class_exists(\Carbon\Month::class)) {
+            $this->markTestSkipped('Carbon 3.0 is not installed.');
+        }
+
+        $this->assertSame(1, DB::table('posts')->whereMonthBetween('created_at', [\Carbon\Month::January, \Carbon\Month::March])->count());
     }
 
     public function testWhereDayBetween()