diff --git a/cmake/menuconfig.cmake b/cmake/menuconfig.cmake
index e8c9905f71..4e0c3ad6b6 100644
--- a/cmake/menuconfig.cmake
+++ b/cmake/menuconfig.cmake
@@ -98,8 +98,6 @@ add_custom_target(
   COMMAND echo "\\#" >> ${CMAKE_BINARY_DIR}/warning.tmp
   COMMAND cat ${CMAKE_BINARY_DIR}/warning.tmp
           ${CMAKE_BINARY_DIR}/sortedconfig.tmp > ${CMAKE_BINARY_DIR}/defconfig
-  COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_BINARY_DIR}/defconfig
-          ${NUTTX_DEFCONFIG}
   COMMAND ${CMAKE_COMMAND} -E remove -f ${CMAKE_BINARY_DIR}/warning.tmp
   COMMAND ${CMAKE_COMMAND} -E remove -f ${CMAKE_BINARY_DIR}/defconfig.tmp
   COMMAND ${CMAKE_COMMAND} -E remove -f ${CMAKE_BINARY_DIR}/sortedconfig.tmp