diff --git a/conf/verisure_alarm.conf b/conf/verisure_alarm.conf
index 3a47b411..52f97d99 100644
--- a/conf/verisure_alarm.conf
+++ b/conf/verisure_alarm.conf
@@ -23,7 +23,7 @@ decoder {
     reset=4025,
     gap=2500,
     tolerance=10,
-    preamble={16}0xfffd,
+    match={20}0xafffe,
     get=@24:{24}:id,
     get=@52:{12}:state,
 }