diff --git a/debian/changelog b/debian/changelog
index 5fb06065..77f3403c 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+deepin-ocr (6.5.5) unstable; urgency=medium
+
+  * chore: clean up CMake configuration by removing unnecessary compiler flags
+
+ -- dengzhongyuan <dengzhongyuan@uniontech.com>  Fri, 20 Jun 2025 17:45:00 +0800
+
 deepin-ocr (6.5.4) unstable; urgency=medium
 
   * chore: update CMake configuration for non-sw_64 architectures
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index cfe74ebd..ccc2c5e0 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -29,10 +29,6 @@ set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTORCC ON)
 set(CMAKE_AUTOUIC ON)
 set(QtModule Core Gui Widgets DBus LinguistTools)
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wl,--as-need -fPIE")
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-error=incompatible-pointer-types -fPIC")
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wl,--as-need -fPIE -Wno-error=incompatible-pointer-types")
-set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pie")
 
 if(DOTEST)
     set(QtModule ${QtModule} Test)