diff --git a/collectors/likwidMetric.go b/collectors/likwidMetric.go
index 2fd1129..34e2364 100644
--- a/collectors/likwidMetric.go
+++ b/collectors/likwidMetric.go
@@ -200,7 +200,7 @@ func (m *LikwidCollector) Read(interval time.Duration, out *[]lp.MutableMetric)
 				res := C.perfmon_getLastResult(gid, eidx, C.int(tid))
 				m.results[i][tid][gctr] = float64(res)
 			}
-			m.results[i][tid]["time"] = float64(interval)
+			m.results[i][tid]["time"] = interval.Seconds()
 			m.results[i][tid]["inverseClock"] = float64(1.0 / m.basefreq)
 			for _, metric := range evset.Metrics {
 				expression, err := govaluate.NewEvaluableExpression(metric.Calc)
diff --git a/metric-collector.go b/metric-collector.go
index f6c8f5c..fd3b556 100644
--- a/metric-collector.go
+++ b/metric-collector.go
@@ -281,7 +281,7 @@ func main() {
 				// storage locations
 				for _, c := range config.Collectors {
 					col := Collectors[c]
-					col.Read(time.Duration(config.Duration), &tmpPoints)
+					col.Read(time.Duration(config.Duration)*time.Second, &tmpPoints)
 
 					for {
 						if len(tmpPoints) == 0 {