diff --git a/docs/202601Upgrade.md b/docs/202601Upgrade.md
index 4e651e8..91d1b7d 100644
--- a/docs/202601Upgrade.md
+++ b/docs/202601Upgrade.md
@@ -3,7 +3,7 @@ title: 2026/01 upgrade
 ---
 # 2026/01 upgrade
 
-From the 5th of January to the 15th of January there will be a major upgrade of the data catalogue infrastructure (SciCat - [https://discovery.psi.ch](https://discovery.psi.ch) and [https://dacat.psi.ch](https://dacat.psi.ch))
+From the 5th of January to the 15th of January there will be a major upgrade of the data catalog infrastructure (SciCat - [https://discovery.psi.ch](https://discovery.psi.ch) and [https://dacat.psi.ch](https://dacat.psi.ch))
 
 During this period, data archiving and retrieval will not be possible.