diff --git a/cpu/cpu_test.go b/cpu/cpu_test.go
index 4202ce8..688660a 100644
--- a/cpu/cpu_test.go
+++ b/cpu/cpu_test.go
@@ -138,8 +138,8 @@ func testCPUPercent(t *testing.T, percpu bool) {
 		if err != nil {
 			t.Errorf("error %v", err)
 		}
-		// Skip CircleCI which CPU num is different
-		if os.Getenv("CIRCLECI") != "true" {
+		// Skip CI which CPU num is different
+		if os.Getenv("CI") != "true" {
 			if (percpu && len(v) != numcpu) || (!percpu && len(v) != 1) {
 				t.Fatalf("wrong number of entries from CPUPercent: %v", v)
 			}
@@ -172,8 +172,8 @@ func testCPUPercentLastUsed(t *testing.T, percpu bool) {
 		if err != nil {
 			t.Errorf("error %v", err)
 		}
-		// Skip CircleCI which CPU num is different
-		if os.Getenv("CIRCLECI") != "true" {
+		// Skip CI which CPU num is different
+		if os.Getenv("CI") != "true" {
 			if (percpu && len(v) != numcpu) || (!percpu && len(v) != 1) {
 				t.Fatalf("wrong number of entries from CPUPercent: %v", v)
 			}
diff --git a/host/host_test.go b/host/host_test.go
index 29cb9d2..17ced6d 100644
--- a/host/host_test.go
+++ b/host/host_test.go
@@ -33,7 +33,7 @@ func TestHostInfo(t *testing.T) {
 }
 
 func TestUptime(t *testing.T) {
-	if os.Getenv("CIRCLECI") == "true" {
+	if os.Getenv("CI") == "true" {
 		t.Skip("Skip CI")
 	}
 
@@ -48,7 +48,7 @@ func TestUptime(t *testing.T) {
 }
 
 func TestBoot_time(t *testing.T) {
-	if os.Getenv("CIRCLECI") == "true" {
+	if os.Getenv("CI") == "true" {
 		t.Skip("Skip CI")
 	}
 	v, err := BootTime()
diff --git a/process/process_test.go b/process/process_test.go
index 61e2a7a..fc44963 100644
--- a/process/process_test.go
+++ b/process/process_test.go
@@ -502,7 +502,7 @@ func Test_Process_CpuPercentLoop(t *testing.T) {
 }
 
 func Test_Process_CreateTime(t *testing.T) {
-	if os.Getenv("CIRCLECI") == "true" {
+	if os.Getenv("CI") == "true" {
 		t.Skip("Skip CI")
 	}