diff --git a/goecs.go b/goecs.go
index 1cf6e6f8..1705ff92 100644
--- a/goecs.go
+++ b/goecs.go
@@ -449,7 +449,7 @@ func handleLanguageSpecificSettings() {
 	}
 }
 
-func handleSignalInterrupt(sig chan os.Signal, startTime *time.Time, output *string, tempOutput string, uploadDone chan bool, outputMutex *sync.Mutex) {
+func handleSignalInterrupt(sig chan os.Signal, startTime *time.Time, output *string, _ string, uploadDone chan bool, outputMutex *sync.Mutex) {
 	select {
 	case <-sig:
 		if !finish {
diff --git a/unlocktest/media_test.go b/unlocktest/media_test.go
index 1ad06db0..4aee5a9f 100644
--- a/unlocktest/media_test.go
+++ b/unlocktest/media_test.go
@@ -6,5 +6,5 @@ import (
 )
 
 func Test(t *testing.T) {
-	fmt.Print("%s", MediaTest("zh"))
+	fmt.Printf("%s", MediaTest("zh"))
 }
diff --git a/utils/utils_test.go b/utils/utils_test.go
index 58fbe18e..3b8cedc3 100644
--- a/utils/utils_test.go
+++ b/utils/utils_test.go
@@ -20,7 +20,7 @@ func TestBasicsAndSecurityCheck(t *testing.T) {
 	timeout := 3 * time.Second
 	result := CheckPublicAccess(timeout)
 	if result.Connected {
-		fmt.Print("✅ 本机有公网连接，类型: %s\n", result.StackType)
+		fmt.Printf("✅ 本机有公网连接，类型: %s\n", result.StackType)
 	} else {
 		fmt.Println("❌ 本机未检测到公网连接")
 	}