diff --git a/string_util.go b/string_util.go
index 03ac492..e91f655 100644
--- a/string_util.go
+++ b/string_util.go
@@ -2,6 +2,7 @@ package webutility
 
 import (
 	"fmt"
+	"strconv"
 	"strings"
 )
 
@@ -70,11 +71,8 @@ func ReplaceAny(s, patern, r string) (n string) {
 }
 
 func StringToBool(s string) bool {
-	s = strings.ToLower(s)
-	if s == "true" {
-		return true
-	}
-	return false
+	res, _ := strconv.ParseBool(s)
+	return res
 }
 
 func BoolToString(b bool) string {