diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 34c02c22f..3696a587c 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -46,7 +46,7 @@ if(ANDROID)
     list(APPEND ncnn_SRCS mat_pixel_android.cpp)
 endif()
 
-include(${CMAKE_SOURCE_DIR}/cmake/ncnn_generate_shader_spv_header.cmake)
+include(${CMAKE_CURRENT_SOURCE_DIR}/../cmake/ncnn_generate_shader_spv_header.cmake)
 
 macro(ncnn_add_shader SHADER_SRC)
     ncnn_generate_shader_spv_header(SHADER_SPV_HEADER SHADER_SPV_HEX_HEADERS ${SHADER_SRC})