diff --git a/utils/utils.go b/utils/utils.go
index a10d0d92..75deb10e 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -195,7 +195,7 @@ func FilterMb4(content string) string {
 	return newContent.String()
 }
 
-func TrimBlanChar(str string) string {
+func TrimBlankChar(str string) string {
 	return strings.Trim(str, "\n\r\t ")
 }
 
diff --git a/utils/utils_test.go b/utils/utils_test.go
index 3082d854..2c8ec914 100644
--- a/utils/utils_test.go
+++ b/utils/utils_test.go
@@ -130,7 +130,7 @@ func TestTrimBlanChar(t *testing.T) {
 	str := `
 	 	大小21 
 	   `
-	if TrimBlanChar(str) != "大小21" {
+	if TrimBlankChar(str) != "大小21" {
 		t.Fatal("TrimBlanChar doesn't work")
 	}
 }