diff --git a/firmware/config/boards/hellen/hellen72/connectors/main.yaml b/firmware/config/boards/hellen/hellen72/connectors/main.yaml
index 170705fb0e..3d2666fec7 100644
--- a/firmware/config/boards/hellen/hellen72/connectors/main.yaml
+++ b/firmware/config/boards/hellen/hellen72/connectors/main.yaml
@@ -363,6 +363,9 @@ pins:
     color: white B2
 
   - pin: 4S
+    id: EFI_ADC_5
+    class: analog_inputs
+    ts_name: 4S - Alternator voltage (A5)
     function: +12V engine fuse 15A, ECU power source, run/start
     color: red B2