diff --git a/external/lab-equipment/freezers/freezers.md b/external/lab-equipment/freezers/freezers.md
index b63ab7e1b67ebde70f0ae329479a6cfad0f292ed..e432ff684c8972de74d64cf73461701ef2b06303 100644
--- a/external/lab-equipment/freezers/freezers.md
+++ b/external/lab-equipment/freezers/freezers.md
@@ -37,6 +37,7 @@ Please note that there is a 30 minutes delay between the moment that you disable
 
 
 ## How to defrost a -20°C freezer
+
 After some time and depending of its opening frequency, ice can be formed inside of the freezers. To ensure a good maintenance, a reliable temperature and to keep the energy consumption as low as possible, this ice has to be removed on a regular basis. It is on the responsibility of the lab users to remove the excess of ice.