diff --git a/gnome-calculator-44.0.tar.xz b/gnome-calculator-44.0.tar.xz
deleted file mode 100644
index 512ffc579095e23ddba938ec81cf9b6ca5e02909..0000000000000000000000000000000000000000
Binary files a/gnome-calculator-44.0.tar.xz and /dev/null differ
diff --git a/gnome-calculator-49.0.tar.xz b/gnome-calculator-49.0.tar.xz
new file mode 100644
index 0000000000000000000000000000000000000000..de0110998a7d2d9a9ed93c0d704700b9a4adbd07
Binary files /dev/null and b/gnome-calculator-49.0.tar.xz differ
diff --git a/gnome-calculator.spec b/gnome-calculator.spec
index c007152571f5427ace4558fc3a119a67dbb6dde3..a30705e55dd76873b12adf8ce9919ef3ac48c3a8 100644
--- a/gnome-calculator.spec
+++ b/gnome-calculator.spec
@@ -5,12 +5,12 @@
 %global libadwaita_version 1.2.0
 
 Name:           gnome-calculator
-Version:        44.0
-Release:        2
+Version:        49.0
+Release:        1
 Summary:        A desktop calculator
 License:        GPLv3+
 URL:            https://wiki.gnome.org/Apps/Calculator
-Source0:        https://download.gnome.org/sources/%{name}/44/%{name}-%{version}.tar.xz
+Source0:        https://download.gnome.org/sources/%{name}/49/%{name}-%{version}.tar.xz
 
 BuildRequires:  desktop-file-utils gettext itstool libmpc-devel libsoup3-devel meson mpfr-devel
 BuildRequires:  pkgconfig(glib-2.0) pkgconfig(gtk4) pkgconfig(gtksourceview-5) >= %{gtksourceview_version} pkgconfig(libxml-2.0)
@@ -94,6 +94,20 @@ desktop-file-validate %{buildroot}/%{_datadir}/applications/org.gnome.Calculator
 %{_mandir}/man1/*
 
 %changelog
+* Tue Sep 30 2025 zhangyulong <zhangyulong@kylinos.cn> - 49.0 -1
+- Update package to version 49.0
+  -Search provider performance improvements 
+  -Use numeric font instead of monospace
+  -Fixed electron-volt unit abbreviation 
+  -Fixed erroneous Joule unit name 
+  -Fixed missing build dependency 
+  -Metainfo improvements 
+  -Fixed flatpak build
+  -Don't use symbolic icons for the window 
+  -Fixed converter context menus not working 
+  -Code cleanup and improvements 
+  -Improvements in function usage, brackets usage
+
 * Tue Feb 25 2025 Funda Wang <fundawang@yeah.net> - 44.0-2
 - fix deps against the private libraries