diff --git a/fcitx.spec b/fcitx.spec
index e30c6191e71f2260f0fde09a98d6f5b945a0e6ba..fb998d0e65550aa682494711adcb4480228a0c44 100755
--- a/fcitx.spec
+++ b/fcitx.spec
@@ -5,7 +5,7 @@
 Name:			fcitx
 Summary:		An input method framework
 Version:		4.2.9.7
-Release:		3
+Release:		4
 License:		GPLv2+
 URL:			https://fcitx-im.org/wiki/Fcitx
 Source0:		http://download.fcitx-im.org/fcitx/%{name}-%{version}_dict.tar.xz
@@ -20,6 +20,7 @@ Requires(postun):	%{_sbindir}/alternatives
 
 Patch1:			0001-fix-fcitx-desktop-hide-fcitx-from-kiran-menu-of-Kira.patch
 Patch2:                 0001-fix-nodisplay.patch
+Patch3:                 fix-null-file-pointer-issue.patch
 
 %description
 Fcitx is an input method framework with extension support. Currently it
@@ -47,9 +48,7 @@ developing programs using Fcitx libraries.
 
 
 %prep
-%setup -q
-%patch1 -p1
-%patch2 -p1
+%autosetup -p1
 
 %build
 mkdir -p build
@@ -197,6 +196,9 @@ fi
 %{_datadir}/gir-1.0/Fcitx-1.0.gir
 
 %changelog
+* Tue Sep 02 2025 kkz <zhaoshuang@uniontech.com> - 4.2.9.7-4
+- fix null file pointer issue which leads to coredump
+
 * Thu Dec 21 2023 liuzhilin <liuzhilin@uniontech.com> - 4.2.9.7-3
 - hide fcitx from DDE
 
diff --git a/fix-null-file-pointer-issue.patch b/fix-null-file-pointer-issue.patch
new file mode 100644
index 0000000000000000000000000000000000000000..b7f35140abf3ee474f6b90ce178d2dea99fe98f9
--- /dev/null
+++ b/fix-null-file-pointer-issue.patch
@@ -0,0 +1,25 @@
+From: zhaoshuang <zhaoshuang@uniontech.com>
+Date: Tue, 2 Sep 2025 14:40:07 +0800
+Subject: [PATCH] fix null file pointer issue
+
+---
+ src/im/pinyin/sp.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/src/im/pinyin/sp.c b/src/im/pinyin/sp.c
+index 19af826..cddbc4e 100644
+--- a/src/im/pinyin/sp.c
++++ b/src/im/pinyin/sp.c
+@@ -166,7 +166,8 @@ void LoadSPData(FcitxPinyinState *pystate)
+             }
+         }
+ 
+-        fclose(fp);
++        if (fp)
++            fclose(fp);
+     }
+     break;
+     }
+-- 
+2.43.0
+