diff --git a/collectors/cpustatMetric.go b/collectors/cpustatMetric.go
index ea498d9..4bbb0ff 100644
--- a/collectors/cpustatMetric.go
+++ b/collectors/cpustatMetric.go
@@ -19,27 +19,27 @@ func (m *CpustatCollector) Init() {
 }
 
 func ParseStatLine(line string, out map[string]interface{}) {
-    ls := strings.Fields(line)
-    user, _ := strconv.ParseInt(ls[1], 0, 64)
-    out["cpu_user"] = float64(user)
-    nice, _ := strconv.ParseInt(ls[2], 0, 64)
-    out["cpu_nice"] = float64(nice)
-    system, _ := strconv.ParseInt(ls[3], 0, 64)
-    out["cpu_system"] = float64(system)
-    idle, _ := strconv.ParseInt(ls[4], 0, 64)
-    out["cpu_idle"] = float64(idle)
-    iowait, _ := strconv.ParseInt(ls[5], 0, 64)
-    out["cpu_iowait"] = float64(iowait)
-    irq, _ := strconv.ParseInt(ls[6], 0, 64)
-    out["cpu_irq"] = float64(irq)
-    softirq, _ := strconv.ParseInt(ls[7], 0, 64)
-    out["cpu_softirq"] = float64(softirq)
-    steal, _ := strconv.ParseInt(ls[8], 0, 64)
-    out["cpu_steal"] = float64(steal)
-    guest, _ := strconv.ParseInt(ls[9], 0, 64)
-    out["cpu_guest"] = float64(guest)
-    guest_nice, _ := strconv.ParseInt(ls[10], 0, 64)
-    out["cpu_guest_nice"] = float64(guest_nice)
+	ls := strings.Fields(line)
+	user, _ := strconv.ParseInt(ls[1], 0, 64)
+	out["cpu_user"] = float64(user)
+	nice, _ := strconv.ParseInt(ls[2], 0, 64)
+	out["cpu_nice"] = float64(nice)
+	system, _ := strconv.ParseInt(ls[3], 0, 64)
+	out["cpu_system"] = float64(system)
+	idle, _ := strconv.ParseInt(ls[4], 0, 64)
+	out["cpu_idle"] = float64(idle)
+	iowait, _ := strconv.ParseInt(ls[5], 0, 64)
+	out["cpu_iowait"] = float64(iowait)
+	irq, _ := strconv.ParseInt(ls[6], 0, 64)
+	out["cpu_irq"] = float64(irq)
+	softirq, _ := strconv.ParseInt(ls[7], 0, 64)
+	out["cpu_softirq"] = float64(softirq)
+	steal, _ := strconv.ParseInt(ls[8], 0, 64)
+	out["cpu_steal"] = float64(steal)
+	guest, _ := strconv.ParseInt(ls[9], 0, 64)
+	out["cpu_guest"] = float64(guest)
+	guest_nice, _ := strconv.ParseInt(ls[10], 0, 64)
+	out["cpu_guest_nice"] = float64(guest_nice)
 }
 
 func (m *CpustatCollector) Read(interval time.Duration) {
@@ -49,20 +49,20 @@ func (m *CpustatCollector) Read(interval time.Duration) {
 		return
 	}
 
-    ll := strings.Split(string(buffer), "\n")
-    for _, line := range ll {
-        if (len(line) == 0) {
-            continue
-        }
-        ls := strings.Fields(line)
-        if (strings.Compare(ls[0], "cpu") == 0) {
-            ParseStatLine(line, m.node)
-        } else if (strings.HasPrefix(ls[0], "cpu")) {
-            cpustr := strings.TrimLeft(ls[0], "cpu")
-            cpu, _ := strconv.Atoi(cpustr)
-            ParseStatLine(line, m.cpus[cpu])
-        }
-    }
+	ll := strings.Split(string(buffer), "\n")
+	for _, line := range ll {
+		if len(line) == 0 {
+			continue
+		}
+		ls := strings.Fields(line)
+		if strings.Compare(ls[0], "cpu") == 0 {
+			ParseStatLine(line, m.node)
+		} else if strings.HasPrefix(ls[0], "cpu") {
+			cpustr := strings.TrimLeft(ls[0], "cpu")
+			cpu, _ := strconv.Atoi(cpustr)
+			ParseStatLine(line, m.cpus[cpu])
+		}
+	}
 }
 
 func (m *CpustatCollector) Close() {