diff --git a/debian/changelog b/debian/changelog
index 4fe7329..ce356ed 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,13 @@
+libkysdk-system (2.5.1.2-0k0.2) nile; urgency=medium
+
+  * BUG：#229044 【需求28161】系统显示信息获取模块-物理水平和垂直DPI与实际DPI值不一致
+         #229297 【需求28161】系统显示信息获取模块-亮度-用例执行报段错误
+  * 需求号：无
+  * 其他改动说明：无
+  * 其他改动影响域：无
+
+ -- szm-min <shaozhimin@kylinos.cn>  Wed, 05 Jun 2024 11:33:40 +0800
+
 libkysdk-system (2.5.1.2-0k0.1) nile; urgency=medium
 
   * BUG：无
diff --git a/debian/patches/0003-update-changelog.patch b/debian/patches/0003-update-changelog.patch
new file mode 100644
index 0000000..0b135ae
--- /dev/null
+++ b/debian/patches/0003-update-changelog.patch
@@ -0,0 +1,30 @@
+From: shaozhimin <shaozhimin@kylinos.cn>
+Date: Fri, 7 Jun 2024 16:09:14 +0800
+Subject: update changelog
+
+---
+ src/hardware/libkyedid.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/hardware/libkyedid.c b/src/hardware/libkyedid.c
+index a445afb..0316bc4 100644
+--- a/src/hardware/libkyedid.c
++++ b/src/hardware/libkyedid.c
+@@ -2717,7 +2717,7 @@ float kdk_edid_get_rawDpiX(char *name)
+     free(area);
+ 
+     float inch = 0.0;
+-    inch = atoi(horization) / 25.4;
++    inch = atof(horization) / 25.4;
+ 
+     char *max = kdk_edid_get_max_resolution(name);
+     if(!max)
+@@ -2735,7 +2735,7 @@ float kdk_edid_get_rawDpiX(char *name)
+         p = strtok(NULL,"");
+     }
+ 
+-    int reslou = atoi(buff[0]);
++    float reslou = atof(buff[0]);
+     float rawDpiX = reslou / inch;
+     return rawDpiX;
+ }
diff --git a/debian/patches/series b/debian/patches/series
index 9fea04d..26ce60b 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -1,2 +1,3 @@
 0001-update-changelog.patch
 0002-update-changelog.patch
+0003-update-changelog.patch