diff --git a/Eloquent/Model.php b/Eloquent/Model.php
index bc7a628ea..78581320b 100644
--- a/Eloquent/Model.php
+++ b/Eloquent/Model.php
@@ -1006,7 +1006,7 @@ public function loadMorphAvg($relation, $relations, $column)
      * @param  string  $column
      * @param  float|int  $amount
      * @param  array  $extra
-     * @return int
+     * @return int|bool
      */
     protected function increment($column, $amount = 1, array $extra = [])
     {
@@ -1019,7 +1019,7 @@ protected function increment($column, $amount = 1, array $extra = [])
      * @param  string  $column
      * @param  float|int  $amount
      * @param  array  $extra
-     * @return int
+     * @return int|bool
      */
     protected function decrement($column, $amount = 1, array $extra = [])
     {
@@ -1033,7 +1033,7 @@ protected function decrement($column, $amount = 1, array $extra = [])
      * @param  float|int  $amount
      * @param  array  $extra
      * @param  string  $method
-     * @return int
+     * @return int|bool
      */
     protected function incrementOrDecrement($column, $amount, $extra, $method)
     {