diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5094eb5..6b5f3fd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Release Notes for Amazon S3 for Craft CMS
 
+## Unreleased
+
+### Fixed
+- Fixed a bug where focal point detection would not work if aliases were used in the subfolder setting. ([#86](https://github.com/craftcms/aws-s3/pull/86))
+
 ## 1.2.8 - 2020-05-18
 
 ### Added
diff --git a/src/Volume.php b/src/Volume.php
index aaf2779..464a8b6 100644
--- a/src/Volume.php
+++ b/src/Volume.php
@@ -387,7 +387,7 @@ public function detectFocalPoint(string $filePath): array
         $params = [
             'Image' => [
                 'S3Object' => [
-                    'Name' => $filePath,
+                    'Name' => Craft::parseEnv($filePath),
                     'Bucket' => Craft::parseEnv($this->bucket),
                 ],
             ],