diff --git a/src/driver_abbb23.cc b/src/driver_abbb23.cc
index 403f618..0b66f30 100644
--- a/src/driver_abbb23.cc
+++ b/src/driver_abbb23.cc
@@ -27,7 +27,7 @@ namespace
     static bool ok = registerDriver([](DriverInfo&di)
     {
         di.setName("abbb23");
-        di.setDefaultFields("name,id,total_energy_consumption_kwh");
+        di.setDefaultFields("name,id,total_energy_consumption_kwh,timestamp");
         di.setMeterType(MeterType::ElectricityMeter);
         di.addLinkMode(LinkMode::T1);
         di.addDetection(MANUFACTURER_ABB,  0x02,  0x20);
@@ -51,4 +51,4 @@ namespace
 // Test: ABBmeter abbb23 33221100 NOKEY
 // telegram=|844442040011223320027A3E000020_0E840017495200000004FFA0150000000004FFA1150000000004FFA2150000000004FFA3150000000007FFA600000000000000000007FFA700000000000000000007FFA800000000000000000007FFA90000000000000000000DFD8E0007302E38322E31420DFFAA000B3030312D313131203332421F|
 // {"media":"electricity","meter":"abbb23","name":"ABBmeter","id":"33221100","total_energy_consumption_kwh":5249.17,"timestamp":"1111-11-11T11:11:11Z"}
-// |ABBmeter;33221100;5249.17
+// |ABBmeter;33221100;5249.17;1111-11-11 11:11.11