diff --git a/0000-fix-gnomesoftware-Fix-style-error-of-install-and-lau.patch b/0000-fix-gnomesoftware-Fix-style-error-of-install-and-lau.patch
new file mode 100644
index 0000000..f70feda
--- /dev/null
+++ b/0000-fix-gnomesoftware-Fix-style-error-of-install-and-lau.patch
@@ -0,0 +1,72 @@
+From aee8944c8ecc751800b16d581a87c63dfc525ef1 Mon Sep 17 00:00:00 2001
+From: tangjie02 <tangjie02@kylinsec.com.cn>
+Date: Sat, 23 Mar 2024 11:47:29 +0800
+Subject: [PATCH] fix(gnomesoftware): Fix style error of install and launch
+ button on gnome-software.
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+- 修复应用商店应用详情页面安装和启动按钮样式错误问题，主要按钮统一改成蓝色。
+
+Signed-off-by: tangjie02 <tangjie02@kylinsec.com.cn>
+---
+ src/gtk3/widgets/_button.scss | 18 ++++++------------
+ 1 file changed, 6 insertions(+), 12 deletions(-)
+
+diff --git a/src/gtk3/widgets/_button.scss b/src/gtk3/widgets/_button.scss
+index caff222..9a1e3b9 100644
+--- a/src/gtk3/widgets/_button.scss
++++ b/src/gtk3/widgets/_button.scss
+@@ -211,34 +211,29 @@ button {
+     }
+ 
+     // Suggested and Destructive Action buttons
+-    @each $b_type, $button_color in (suggested-action, gtk("@theme_widget_foreground_normal")),
+-                                    (destructive-action, gtk("@theme_default_error")) {
++    @each $b_type, $button_color in (suggested-action, gtk("@theme_selected_bg_color")),
++                                    (destructive-action, gtk("@theme_widget_background_normal")) {
+         &.#{$b_type},
+         &.#{$b_type}.osd & {
+             @include button(normal);
+             background-color: $button_color;
+-            color: gtk("@theme_widget_foreground_active");
++            color: gtk("@theme_widget_foreground_normal");
+             &.flat {
+                 @include button(undecorated);
+-                color: $button_color;
+             }
+             &:hover {
+                 @include button(hover);
+-                color: white; //! FIXME - No hardcoded colors.
+-                background-color: $button_color;
++                background-color: gtkmix($button_color, gtk("@theme_widget_foreground_normal"), 0.1);
+             }
+             &:active,
+-            &:checked,
+-            &:focus {
++            &:checked {
+                 @include button(active);
+-                background-color: $button_color;
+-                color: white;
++                background-color: gtkmix($button_color, gtk("@theme_widget_foreground_normal"), 0.2);
+             }
+             &:backdrop,
+             &.flat:backdrop {
+                 @include button(backdrop);
+                 background-color: $button_color;
+-                color: white;
+                 &:disabled {
+                     @include button(backdrop-insensitive);
+                 }
+@@ -247,7 +242,6 @@ button {
+             &.flat:disabled,
+             &.flat:backdrop:disabled {
+                 @include button(undecorated);
+-                color: gtkalpha($button_color, 0.8);
+             }
+             &:disabled {
+                 @include button(insensitive);
+-- 
+2.27.0
+
diff --git a/kiran-gtk-theme.spec b/kiran-gtk-theme.spec
index e669e9b..ecb18c9 100644
--- a/kiran-gtk-theme.spec
+++ b/kiran-gtk-theme.spec
@@ -1,19 +1,20 @@
 Name:		kiran-gtk-theme
 Version:	2.6.0
-Release:	1%{?dist}.kb1
+Release:	2
 Summary:	GTK+ theme designed for kiran
 
 License:	LGPLv2+
 Source0:        %{name}-%{version}.tar.gz
 
+Patch0000:      0000-fix-gnomesoftware-Fix-style-error-of-install-and-lau.patch
 
 BuildRequires:  cmake >= 3.2
 BuildRequires:  gcc
 BuildRequires:  gcc-c++
 BuildRequires:  sassc
-%if  ( 0%{kylin_major_version} == 3 && 0%{kylin_minor_version} == 3 && 0%{kylin_sub_minor_version} == 6 )
-BuildRequires:  python3
-BuildRequires:  python3-cairo
+%if ( 0%{?kylin_major_version} == 3 && 0%{?kylin_minor_version} == 3 && "%{?ks_installclass}" == "Server"  ) 
+BuildRequires:  python36
+BuildRequires:  python36-cairo
 %else
 BuildRequires:  python%{python3_pkgversion}
 BuildRequires:  python%{python3_pkgversion}-cairo
@@ -40,6 +41,9 @@ make %{?_smp_mflags}
 %{_datadir}/themes/Kiran-dark/
 
 %changelog
+* Mon Mar 25 2024 yinhongchang <yinhongchang@kylinsec.com.cn> - 2.6.0-2
+- KYOS-B:Fix style error of install and launch button on gnome-software
+
 * Mon Jan 15 2024 yuanxing <yuanxing@kylinos.com.cn> - 2.6.0-1.kb1
 - KYOS-F: change the light theme name to Kiran-white.(#24747)