diff --git a/external/lab-hsa/ppe/ppe.md b/external/lab-hsa/ppe/ppe.md
index 2ec41a4a47380cf5f0c1fa3f6a66b60116070332..dac0a7b07e38f051cca895009609599f0ea1b46d 100644
--- a/external/lab-hsa/ppe/ppe.md
+++ b/external/lab-hsa/ppe/ppe.md
@@ -71,7 +71,7 @@ Other protective measures have to be taken to reduce any contamination risk such
 
 Follow the [Docebo Training](https://unisupport.docebosaas.com/learn/course/52/covid-19-how-to-wear-protective-equipment) to know how to wear Personnal Protective Equipment.
 
-More informations about lab coats can be found in the dedicated [How-To card](https://howto.lcsb.uni.lu/external/lab-hsa/lab-coats/).
+More informations about lab coats can be found in the dedicated [How-To card]({{ '/?lab:lab-coats' | relative_url }}).
 
 ## PPE Requirements