diff --git a/_zigbee/NodOn_SIN-4-FP-21.md b/_zigbee/NodOn_SIN-4-FP-21.md
index 430ffaf0..bf969b8f 100644
--- a/_zigbee/NodOn_SIN-4-FP-21.md
+++ b/_zigbee/NodOn_SIN-4-FP-21.md
@@ -5,7 +5,7 @@ vendor: NodOn
 title: Pilot Wire Heating Module
 category: switch
 zigbeemodel: ['SIN-4-FP-21']
-compatible: [z2m]
+compatible: [z2m,z4d]
 mlink: 
 link: https://www.domadoo.fr/en/heating-air-conditioning/6828-zigbee-pilot-wire-heating-module-nodon.html
 link2: