diff --git a/src/Common/ModelReflection/ModelClass.php b/src/Common/ModelReflection/ModelClass.php
index 5fcf579..44b2674 100644
--- a/src/Common/ModelReflection/ModelClass.php
+++ b/src/Common/ModelReflection/ModelClass.php
@@ -8,6 +8,7 @@
 
 namespace Common\ModelReflection;
 use Common\Util\Validation;
+use Common\ModelReflection\Enum\AnnotationEnum;
 
 class ModelClass {
 
diff --git a/src/Common/ModelReflection/ModelProperty.php b/src/Common/ModelReflection/ModelProperty.php
index ffab78f..f7da206 100644
--- a/src/Common/ModelReflection/ModelProperty.php
+++ b/src/Common/ModelReflection/ModelProperty.php
@@ -8,6 +8,8 @@
 
 namespace Common\ModelReflection;
 use Common\Util\Validation;
+use Common\ModelReflection\Enum\TypeEnum;
+use Common\ModelReflection\Enum\AnnotationEnum;
 
 class ModelProperty {
 
diff --git a/src/Common/ModelReflection/ModelPropertyType.php b/src/Common/ModelReflection/ModelPropertyType.php
index 1be1ec3..afd3b75 100644
--- a/src/Common/ModelReflection/ModelPropertyType.php
+++ b/src/Common/ModelReflection/ModelPropertyType.php
@@ -8,6 +8,7 @@
 
 namespace Common\ModelReflection;
 use Common\Util\Validation;
+use Common\ModelReflection\Enum\TypeEnum;
 
 class ModelPropertyType {
 
diff --git a/src/Common/Util/Validation.php b/src/Common/Util/Validation.php
index 38e995b..cd326d5 100644
--- a/src/Common/Util/Validation.php
+++ b/src/Common/Util/Validation.php
@@ -37,7 +37,7 @@ public static function isEmpty($value) {
 	 */
 	public static function isCustomType(string $type) {
 		$result = true;
-		$simpleTypes = ['NULL', 'boolean', 'bool', 'int', 'integer', 'double', 'string', 'array', 'object', 'boolean[]',
+		$simpleTypes = ['any', 'NULL', 'boolean', 'bool', 'int', 'integer', 'double', 'string', 'array', 'object', 'boolean[]',
 			'integer[]', 'double[]', 'string[]', '[]', 'object[]'];
 		foreach($simpleTypes as $simpleType) {
 			if($type == $simpleType) {
diff --git a/tests/Common/ModelReflection/ModelPropertyTypeTest.php b/tests/Common/ModelReflection/ModelPropertyTypeTest.php
index 01db942..2aea5cd 100644
--- a/tests/Common/ModelReflection/ModelPropertyTypeTest.php
+++ b/tests/Common/ModelReflection/ModelPropertyTypeTest.php
@@ -128,7 +128,7 @@ public function testGetModelClassName($index, $isModel, $propertyType, $annotate
 
     public function validValues() {
         return [
-            [0, false, 'NULL', 'NULL', 'NULL', ''],
+            [0, false, 'NULL', 'any', 'any', ''],
             [1, false, 'boolean', 'boolean', 'boolean', ''],
             [2, false, 'boolean', 'boolean', 'boolean', ''],
             [3, false, 'string', 'string', 'string', ''],