diff --git a/composer.json b/composer.json
index 945209e93b2c6580f88963a52b6b47ec8bc4635f..1e693b27141b864759cda3dd545fb4350890a96f 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
     "license": "GPL-2.0-or-later",
     "require": {
         "typo3/cms-core": "^11.5.26",
-        "phpoffice/phpspreadsheet": "^1.23"
+        "phpoffice/phpspreadsheet": "^1.23.0"
     },
     "require-dev": {
         "typo3/testing-framework": "^6.9.0"