diff --git a/external/lab-equipment/utilization-of-bsc/utilization-of-bsc.md b/external/lab-equipment/utilization-of-bsc/utilization-of-bsc.md
index 547edc4334c3947ead2f2935a7912c0f2ea118ee..dab677f5d25f650afbc3f82d1b1a901af832559e 100644
--- a/external/lab-equipment/utilization-of-bsc/utilization-of-bsc.md
+++ b/external/lab-equipment/utilization-of-bsc/utilization-of-bsc.md
@@ -75,4 +75,4 @@ Corrosive chemicals such as bleach should be avoided, but if used, should be fol
 
 -   **Don't store waste during the night in the BSC**.
 
--   When work is completed, clear the workspace from clean and from contaminated materials. Please refer to the Waste Concept training.
+-   When work is completed, clear the workspace from clean and from contaminated materials. Please refer to the Waste Concept training <https://unisupport.docebosaas.com/learn/course/42/waste-management-concept>.