diff --git a/composer.lock b/composer.lock
index 56bf746d5..78f5b3a3d 100644
--- a/composer.lock
+++ b/composer.lock
@@ -335,16 +335,16 @@
         },
         {
             "name": "phpoffice/phpspreadsheet",
-            "version": "5.6.0",
+            "version": "5.7.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/PHPOffice/PhpSpreadsheet.git",
-                "reference": "9b90dee03deb0d28761479c4a3a06fba5f7e012e"
+                "reference": "9f55d3b9b7bcb1084fda8340e4b7ce4ed10cd0c8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/PHPOffice/PhpSpreadsheet/zipball/9b90dee03deb0d28761479c4a3a06fba5f7e012e",
-                "reference": "9b90dee03deb0d28761479c4a3a06fba5f7e012e",
+                "url": "https://api.github.com/repos/PHPOffice/PhpSpreadsheet/zipball/9f55d3b9b7bcb1084fda8340e4b7ce4ed10cd0c8",
+                "reference": "9f55d3b9b7bcb1084fda8340e4b7ce4ed10cd0c8",
                 "shasum": ""
             },
             "require": {
@@ -438,9 +438,9 @@
             ],
             "support": {
                 "issues": "https://github.com/PHPOffice/PhpSpreadsheet/issues",
-                "source": "https://github.com/PHPOffice/PhpSpreadsheet/tree/5.6.0"
+                "source": "https://github.com/PHPOffice/PhpSpreadsheet/tree/5.7.0"
             },
-            "time": "2026-04-10T03:00:03+00:00"
+            "time": "2026-04-20T02:42:17+00:00"
         },
         {
             "name": "psr/http-message",