diff --git a/prog/sensors/chips.c b/prog/sensors/chips.c
index f507d469..37a06c20 100644
--- a/prog/sensors/chips.c
+++ b/prog/sensors/chips.c
@@ -125,7 +125,7 @@ void print_ds1621(const sensors_chip_name *name)
   double cur,hyst,over;
   int alarms, valid;
 
-  if (!sensors_get_feature(*name,SENSORS_LM78_ALARMS,&cur)) 
+  if (!sensors_get_feature(*name,SENSORS_DS1621_ALARMS,&cur)) 
     alarms = cur + 0.5;
   else {
     printf("ERROR: Can't get alarm data!\n");