diff --git a/src/Database/Type/DateTimeType.php b/src/Database/Type/DateTimeType.php
index db6dcf37438..a06a0a259c5 100644
--- a/src/Database/Type/DateTimeType.php
+++ b/src/Database/Type/DateTimeType.php
@@ -146,7 +146,8 @@ public function toPHP($value, Driver $driver)
             return null;
         }
 
-        $instance = (clone $this->_datetimeInstance)->modify($value);
+        $instance = clone $this->_datetimeInstance;
+        $instance = $instance->modify($value);
 
         if ($this->setToDateStart) {
             $instance = $instance->setTime(0, 0, 0);
@@ -172,7 +173,8 @@ public function manyToPHP(array $values, array $fields, Driver $driver)
                 continue;
             }
 
-            $instance = (clone $this->_datetimeInstance)->modify($values[$field]);
+            $instance = clone $this->_datetimeInstance;
+            $instance = $instance->modify($value);
 
             if ($this->setToDateStart) {
                 $instance = $instance->setTime(0, 0, 0);
diff --git a/tests/TestCase/Database/QueryTest.php b/tests/TestCase/Database/QueryTest.php
index 9c68ff87ea4..a3294b732e1 100644
--- a/tests/TestCase/Database/QueryTest.php
+++ b/tests/TestCase/Database/QueryTest.php
@@ -4475,7 +4475,7 @@ public function testCastResults()
             'true' => 'boolean'
         ]);
         $results = $query
-            ->select(['one' => '1', 'two' => '2', 'true' => '1', 'three' => '3.0'])
+            ->select(['one' => '1 * 1', 'two' => '1 * 2', 'true' => '1', 'three' => '1 + 2'])
             ->setSelectTypeMap($typeMap)
             ->execute()
             ->fetchAll('assoc');
diff --git a/tests/TestCase/Database/Type/DateTimeTypeTest.php b/tests/TestCase/Database/Type/DateTimeTypeTest.php
index 40e0a15534b..2ad01603d81 100644
--- a/tests/TestCase/Database/Type/DateTimeTypeTest.php
+++ b/tests/TestCase/Database/Type/DateTimeTypeTest.php
@@ -104,12 +104,10 @@ public function testManyToPHP()
         $values = [
             'a' => null,
             'b' => '2001-01-04 12:13:14',
-            'c' => '2001-01-04 12:13:14.12345',
         ];
         $expected = [
             'a' => null,
             'b' => new Time('2001-01-04 12:13:14'),
-            'c' => new Time('2001-01-04 12:13:14.12345'),
         ];
         $this->assertEquals(
             $expected,
diff --git a/tests/TestCase/Database/Type/TimeTypeTest.php b/tests/TestCase/Database/Type/TimeTypeTest.php
index d8594255c26..099745662a5 100644
--- a/tests/TestCase/Database/Type/TimeTypeTest.php
+++ b/tests/TestCase/Database/Type/TimeTypeTest.php
@@ -95,12 +95,10 @@ public function testManyToPHP()
         $values = [
             'a' => null,
             'b' => '01:30:13',
-            'c' => '12:13:14.12345',
         ];
         $expected = [
             'a' => null,
             'b' => new Time('01:30:13'),
-            'c' => new Time('12:13:14.12345'),
         ];
         $this->assertEquals(
             $expected,