diff --git a/config/swarco_itc3.yaml b/config/swarco_itc3.yaml
index 40b134d7..10995354 100644
--- a/config/swarco_itc3.yaml
+++ b/config/swarco_itc3.yaml
@@ -2,7 +2,7 @@
 # The settings are used for starting a local supervisor listening for the site tested
 # See https://rsmp-nordic.github.io/rsmp_validator/config/
 sxl: tlc
-sxl_version: '1.0.15'
+sxl_version: '1.2.1'
 intervals:   
   timer: 1    # main validator timer resolution in seconds
   watchdog: 20 # send watchdog every x seconds