diff --git a/0002-sync-avoid-isprint-because-it-is-locale-specific.patch b/0002-sync-avoid-isprint-because-it-is-locale-specific.patch
new file mode 100644
index 0000000000000000000000000000000000000000..c051e5a362d0aac197f0403509cf52ccbd46b590
--- /dev/null
+++ b/0002-sync-avoid-isprint-because-it-is-locale-specific.patch
@@ -0,0 +1,40 @@
+From 08fec11ca29e0bce7d8cece6d2ab62d0604b2c9a Mon Sep 17 00:00:00 2001
+From: zhangzhangxin <zhangxin1@xfusion.com>
+Date: Fri, 28 Apr 2023 11:54:36 +0800
+Subject: [PATCH] sync:avoid isprint, because it is locale specific
+
+Signed-off-by: zhangzhangxin <zhangxin1@xfusion.com>
+---
+ src/lib_json/json_writer.cpp | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/src/lib_json/json_writer.cpp b/src/lib_json/json_writer.cpp
+index 03a777f..8bf02db 100644
+--- a/src/lib_json/json_writer.cpp
++++ b/src/lib_json/json_writer.cpp
+@@ -175,11 +175,11 @@ String valueToString(double value, unsigned int precision,
+ 
+ String valueToString(bool value) { return value ? "true" : "false"; }
+ 
+-static bool isAnyCharRequiredQuoting(char const* s, size_t n) {
++static bool doesAnyCharRequireEscaping(char const* s, size_t n) {
+   assert(s || !n);
+ 
+   return std::any_of(s, s + n, [](unsigned char c) {
+-    return c == '\\' || c == '"' || !std::isprint(c);
++    return c == '\\' || c == '"' || c < 0x20 || c > 0x7F;
+   });
+ }
+ 
+@@ -275,7 +275,7 @@ static String valueToQuotedStringN(const char* value, unsigned length,
+   if (value == nullptr)
+     return "";
+ 
+-  if (!isAnyCharRequiredQuoting(value, length))
++  if (!doesAnyCharRequireEscaping(value, length))
+     return String("\"") + value + "\"";
+   // We have to walk value and escape any special characters.
+   // Appending to String is not efficient, but this should be rare.
+-- 
+2.40.0.windows.1
+
diff --git a/jsoncpp.spec b/jsoncpp.spec
index f0b3def8ab39584a4e7a83c2292eb18c3e038fcd..b9279e8bfa64f25d1cc205104cd268a35b91e9dc 100644
--- a/jsoncpp.spec
+++ b/jsoncpp.spec
@@ -1,12 +1,13 @@
 Name:           jsoncpp
 Version:        1.9.3
-Release:        3
+Release:        4
 Summary:        JSON C++ library
 License:        Public Domain or MIT
 URL:            https://github.com/open-source-parsers/jsoncpp
 Source0:        https://github.com/open-source-parsers/jsoncpp/archive/%{version}/%{name}-%{version}.tar.gz
 BuildRequires:  gcc-c++ cmake >= 3.1 python3-devel
 Patch0:         0001-sync-Issue-1182-Fix-fuzzing-bug.patch
+Patch1:         0002-sync-avoid-isprint-because-it-is-locale-specific.patch
 
 %description
 JsonCpp is a C++ library that allows manipulating JSON values,
@@ -88,6 +89,9 @@ hardlink -cfv %{buildroot}%{_docdir}/%{name}
 
 
 %changelog
+* Fri Apr 28 2023 zhangxin <zhangxin1@xfusion.com> - 1.9.3-4
+- avoid isprint, because it is locale specific
+
 * Fri Apr 28 2023 zhangxin <zhangxin1@xfusion.com> - 1.9.3-3
 - Issue 1182: Fix fuzzing bug