diff --git a/lib/Cake/Model/ModelValidator.php b/lib/Cake/Model/ModelValidator.php
index 6f2c02d2b..24a453b53 100644
--- a/lib/Cake/Model/ModelValidator.php
+++ b/lib/Cake/Model/ModelValidator.php
@@ -523,7 +523,7 @@ class ModelValidator implements ArrayAccess, IteratorAggregate, Countable {
  *
  * @return int
  */
-	public function count() {
+	public function count() : int {
 		$this->_parseRules();
 		return count($this->_fields);
 	}
diff --git a/lib/Cake/Model/Validator/CakeValidationSet.php b/lib/Cake/Model/Validator/CakeValidationSet.php
index 68ff212e7..9ff103b56 100644
--- a/lib/Cake/Model/Validator/CakeValidationSet.php
+++ b/lib/Cake/Model/Validator/CakeValidationSet.php
@@ -363,7 +363,7 @@ class CakeValidationSet implements ArrayAccess, IteratorAggregate, Countable {
  *
  * @return int
  */
-	public function count() {
+	public function count() : int {
 		return count($this->_rules);
 	}