diff --git a/cmake/Env.cmake b/cmake/Env.cmake
index bd1bd8631..93dbc9981 100644
--- a/cmake/Env.cmake
+++ b/cmake/Env.cmake
@@ -231,7 +231,11 @@ else()
   add_definitions(-DENABLE_INITIAL_EXEC_TLS_MODEL)
 endif()
 
-set(OB_OBJCOPY_BIN "${DEVTOOLS_DIR}/bin/objcopy")
+if(EXISTS "${DEVTOOLS_DIR}/bin/objcopy")
+  set(OB_OBJCOPY_BIN "${DEVTOOLS_DIR}/bin/objcopy")
+elseif(EXISTS "/usr/bin/objcopy")
+  set(OB_OBJCOPY_BIN "/usr/bin/objcopy")
+endif()
 
 # NO RELERO: -Wl,-znorelro
 # Partial RELRO: -Wl,-z,relro
@@ -291,8 +295,8 @@ if (OB_USE_CLANG)
     set(REORDER_LINK_OPT "-Wl,--no-rosegment,--build-id=sha1 ${HOTFUNC_OPT}")
     set(OB_LD_BIN "${DEVTOOLS_DIR}/bin/ld.lld" "/usr/bin")
   endif()
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --gcc-toolchain=${GCC9} ${DEBUG_PREFIX} ${FILE_PREFIX} ${AUTO_FDO_OPT} ${THIN_LTO_OPT} -fcolor-diagnostics ${REORDER_COMP_OPT} -fmax-type-align=8 ${CMAKE_ASAN_FLAG}")
-  set(CMAKE_C_FLAGS "--gcc-toolchain=${GCC9} ${DEBUG_PREFIX} ${FILE_PREFIX} ${AUTO_FDO_OPT} ${THIN_LTO_OPT} -fcolor-diagnostics ${REORDER_COMP_OPT} -fmax-type-align=8 ${CMAKE_ASAN_FLAG}")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${DEBUG_PREFIX} ${FILE_PREFIX} ${AUTO_FDO_OPT} ${THIN_LTO_OPT} -fcolor-diagnostics ${REORDER_COMP_OPT} -fmax-type-align=8 ${CMAKE_ASAN_FLAG}")
+  set(CMAKE_C_FLAGS "${DEBUG_PREFIX} ${FILE_PREFIX} ${AUTO_FDO_OPT} ${THIN_LTO_OPT} -fcolor-diagnostics ${REORDER_COMP_OPT} -fmax-type-align=8 ${CMAKE_ASAN_FLAG}")
   set(CMAKE_CXX_LINK_FLAGS "${LD_OPT} --gcc-toolchain=${GCC9} ${DEBUG_PREFIX} ${FILE_PREFIX} ${AUTO_FDO_OPT}")
   set(CMAKE_SHARED_LINKER_FLAGS "${LD_OPT} -Wl,-z,noexecstack ${THIN_LTO_CONCURRENCY_LINK} ${REORDER_LINK_OPT}")
   set(CMAKE_EXE_LINKER_FLAGS "${LD_OPT} -Wl,-z,noexecstack ${PIE_OPT} ${THIN_LTO_CONCURRENCY_LINK} ${REORDER_LINK_OPT} ${CMAKE_COVERAGE_EXE_LINKER_OPTIONS}")
@@ -362,6 +366,10 @@ if( ${ARCHITECTURE} STREQUAL "x86_64" )
     set(MTUNE_CFLAGS -mtune=core2)
     set(ARCH_LDFLAGS "")
     set(OCI_DEVEL_INC "${DEP_3RD_DIR}/usr/include/oracle/12.2/client64")
+elseif( ${ARCHITECTURE} STREQUAL "loongarch64" )
+    set(MTUNE_CFLAGS "")
+    set(ARCH_LDFLAGS "")
+    set(OCI_DEVEL_INC "${DEP_3RD_DIR}/usr/include/oracle/12.2/client64")
 else()
     if (${OB_DISABLE_LSE})
       message(STATUS "build with no-lse")