diff --git a/tests/FilterByDateRangeTest.php b/tests/FilterByDateRangeTest.php
index 0ce43203223f155b85aeee0978303e4ed69c489b..1c3bcf499a1e078d47eddcdc58b7a9d9eb4a8d35 100644
--- a/tests/FilterByDateRangeTest.php
+++ b/tests/FilterByDateRangeTest.php
@@ -40,13 +40,14 @@ class FilterByDateRangeTest extends TestCase
         $this->em->persist($post2);
         $this->em->flush();
 
+        $firstDateWithDay = $firstDate->add(new DateInterval('P1D'));
         $result = $postRepository->createQueryByFilter([
             'createdAt' => DateRange::class,
         ], new Request([
             HttpFilter::REQUEST_FILTER_KEY => [
                 'createdAt' => [
                     'from' => $firstDate->format('Y-m-d'),
-                    'to' => $firstDate->add(new DateInterval('P1D'))->format('Y-m-d'),
+                    'to' => $firstDateWithDay->format('Y-m-d'),
                 ],
             ],
         ]))
@@ -54,7 +55,10 @@ class FilterByDateRangeTest extends TestCase
             ->getResult();
 
         $this->assertNotEmpty($result);
-        $this->assertCount(1, $result);
+        foreach ($result as $post) {
+            $this->assertGreaterThanOrEqual($firstDate->setTime(0, 0), $post->createdAt);
+            $this->assertLessThanOrEqual($firstDateWithDay->setTime(23, 59, 59), $post->createdAt);
+        }
     }
 
     public function testSuccessFilterDateRangeWithSeveralResults(): void
@@ -83,13 +87,14 @@ class FilterByDateRangeTest extends TestCase
         $this->em->persist($post2);
         $this->em->flush();
 
+        $firstDateWithDays = $firstDate->add(new DateInterval('P10D'));
         $result = $postRepository->createQueryByFilter([
             'createdAt' => DateRange::class,
         ], new Request([
             HttpFilter::REQUEST_FILTER_KEY => [
                 'createdAt' => [
                     'from' => $firstDate->format('Y-m-d'),
-                    'to' => $firstDate->add(new DateInterval('P10D'))->format('Y-m-d'),
+                    'to' => $firstDateWithDays->format('Y-m-d'),
                 ],
             ],
         ]))
@@ -97,7 +102,10 @@ class FilterByDateRangeTest extends TestCase
             ->getResult();
 
         $this->assertNotEmpty($result);
-        $this->assertCount(2, $result);
+        foreach ($result as $post) {
+            $this->assertGreaterThanOrEqual($firstDate->setTime(0, 0), $post->createdAt);
+            $this->assertLessThanOrEqual($firstDateWithDays->setTime(23, 59, 59), $post->createdAt);
+        }
     }
 
     public function testSuccessFilterDateRangeWithBoundaryResults(): void
@@ -140,7 +148,10 @@ class FilterByDateRangeTest extends TestCase
             ->getResult();
 
         $this->assertNotEmpty($result);
-        $this->assertCount(2, $result);
+        foreach ($result as $post) {
+            $this->assertGreaterThanOrEqual($firstDate->setTime(0, 0), $post->createdAt);
+            $this->assertLessThanOrEqual($secondDate->setTime(23, 59, 59), $post->createdAt);
+        }
     }
 
     public function testSuccessFilterDateRangeWithoutResults(): void
@@ -174,8 +185,8 @@ class FilterByDateRangeTest extends TestCase
         ], new Request([
             HttpFilter::REQUEST_FILTER_KEY => [
                 'createdAt' => [
-                    'from' => $firstDate->add(new DateInterval('P1Y'))->format('Y-m-d'),
-                    'to' => $secondDate->add(new DateInterval('P1Y'))->format('Y-m-d'),
+                    'from' => $firstDate->add(new DateInterval('P100Y'))->format('Y-m-d'),
+                    'to' => $secondDate->add(new DateInterval('P100Y'))->format('Y-m-d'),
                 ],
             ],
         ]))
diff --git a/tests/FilterByDateTest.php b/tests/FilterByDateTest.php
index 506ecd277c56dfd5f1b76211e17905c836334f08..f28c0e7e668f3591184da81bc69ab68de2b56da6 100644
--- a/tests/FilterByDateTest.php
+++ b/tests/FilterByDateTest.php
@@ -50,8 +50,9 @@ class FilterByDateTest extends TestCase
             ->getResult();
 
         $this->assertNotEmpty($result);
-        $this->assertCount(1, $result);
-        $this->assertEquals($date, current($result)->createdAt);
+        foreach ($result as $post) {
+            $this->assertEquals($date->format('Y-m-d'), $post->createdAt->format('Y-m-d'));
+        }
     }
 
     public function testSuccessFilterDateWithoutTime(): void
@@ -90,8 +91,9 @@ class FilterByDateTest extends TestCase
             ->getResult();
 
         $this->assertNotEmpty($result);
-        $this->assertCount(1, $result);
-        $this->assertEquals($date, current($result)->createdAt);
+        foreach ($result as $post) {
+            $this->assertEquals($date->format('Y-m-d'), $post->createdAt->format('Y-m-d'));
+        }
     }
 
     public function testSuccessFilterDateWithSeveralResults(): void
@@ -131,7 +133,9 @@ class FilterByDateTest extends TestCase
             ->getResult();
 
         $this->assertNotEmpty($result);
-        $this->assertCount(2, $result);
+        foreach ($result as $post) {
+            $this->assertEquals($firstDate->format('Y-m-d'), $post->createdAt->format('Y-m-d'));
+        }
     }
 
     public function testSuccessFilterDateRangeWithoutResults(): void
@@ -163,7 +167,7 @@ class FilterByDateTest extends TestCase
             'createdAt' => Date::class,
         ], new Request([
             HttpFilter::REQUEST_FILTER_KEY => [
-                'createdAt' => $firstDate->add(new DateInterval('P1Y'))->format('Y-m-d'),
+                'createdAt' => $firstDate->add(new DateInterval('P100Y'))->format('Y-m-d'),
             ],
         ]))
             ->getQuery()