diff --git a/CHANGELOG.md b/CHANGELOG.md
index d076f63..6db8165 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- Bug where integer dates were not handled properly when used as a GraphQL FormattableDate
+
 ## [1.3.2] - 2024-07-03
 
 ### Fixed
diff --git a/src/Api/Graph/Fields/FormattableDate.php b/src/Api/Graph/Fields/FormattableDate.php
index 96d64e5..f76b96a 100644
--- a/src/Api/Graph/Fields/FormattableDate.php
+++ b/src/Api/Graph/Fields/FormattableDate.php
@@ -40,6 +40,10 @@ protected function resolve($root, array $args): ?string
     {
         $date = $root->{$this->getProperty()};
 
+        if (is_int($date) && $date !== 0) {
+            $date = \Carbon\Carbon::createFromTimestamp($date);
+        }
+
         if (! $date instanceof \Carbon\Carbon) {
             return null;
         }