diff --git a/3rdparty/deepin-pdfium/CMakeLists.txt b/3rdparty/deepin-pdfium/CMakeLists.txt
index c41e6e02..bacc7852 100644
--- a/3rdparty/deepin-pdfium/CMakeLists.txt
+++ b/3rdparty/deepin-pdfium/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15)
+cmake_minimum_required(VERSION 3.13)
 
 set(VERSION "1.0.0" CACHE STRING "PDF rendering library based on PDFium")
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 43607543..c2a5f05e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15)
+cmake_minimum_required(VERSION 3.13)
 
 # 项目基本信息
 project(deepin-reader