diff --git a/CMakeLists.txt b/CMakeLists.txt
index f39d7b8..453f874 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,9 @@
 cmake_minimum_required(VERSION 3.15)
 
+set(VERSION "1.0.0" CACHE STRING "PDF rendering library based on PDFium")
+
 project(deepin-pdfium 
-    VERSION 1.0.0
+    VERSION ${VERSION}
     DESCRIPTION "PDF rendering library based on PDFium"
     LANGUAGES CXX C
 )
@@ -57,6 +59,12 @@ add_library(${PROJECT_NAME} SHARED
     src/dpdfannot.cpp
 )
 
+# 设置库的版本信息和 SOVERSION
+set_target_properties(${PROJECT_NAME} PROPERTIES
+    VERSION "${PROJECT_VERSION}"
+    SOVERSION "${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}"
+)
+
 target_include_directories(${PROJECT_NAME} 
     PUBLIC 
         ${CMAKE_CURRENT_SOURCE_DIR}/include
diff --git a/debian/changelog b/debian/changelog
index df4fe92..785fa3d 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+deepin-pdfium (1.5.1) unstable; urgency=medium
+
+  * adapt to Qt6
+
+ -- Zhang Sheng <zhangsheng@uniontech.com>  Fri, 03 Jan 2025 16:49:00 +0800
+
 deepin-pdfium (1.5.0) unstable; urgency=medium
 
   * adapt to Qt6
diff --git a/deepin-pdfium.pc.in b/deepin-pdfium.pc.in
index c0c2ad1..35696b3 100644
--- a/deepin-pdfium.pc.in
+++ b/deepin-pdfium.pc.in
@@ -7,5 +7,5 @@ Name: @PROJECT_NAME@
 Description: @PROJECT_DESCRIPTION@
 Version: @PROJECT_VERSION@
 Requires: Qt6Core Qt6Gui
-Libs: -L${libdir} -ldeepinpdfium
+Libs: -L${libdir} -ldeepin-pdfium
 Cflags: -I${includedir}