diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5a889e2..c386da7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -83,10 +83,17 @@ elseif(CONFIG_PICOTTS_LANGUAGE_IT_IT)
   set(PICOTTS_TA_SRC "it-IT_ta.bin")
   set(PICOTTS_SG_SRC "it-IT_cm0_sg.bin")
 endif()
-add_custom_command(OUTPUT ${PICOTTS_TA_BIN}
-  COMMAND cp ${PICOTTS_LANG_DIR}/${PICOTTS_TA_SRC} ${PICOTTS_TA_BIN_PATH})
-add_custom_command(OUTPUT ${PICOTTS_SG_BIN}
-  COMMAND cp ${PICOTTS_LANG_DIR}/${PICOTTS_SG_SRC} ${PICOTTS_SG_BIN_PATH})
+
+
+if (UNIX)
+  add_custom_command(OUTPUT ${PICOTTS_TA_BIN} COMMAND cp ${PICOTTS_LANG_DIR}/${PICOTTS_TA_SRC} ${PICOTTS_TA_BIN_PATH})
+  add_custom_command(OUTPUT ${PICOTTS_SG_BIN} COMMAND cp ${PICOTTS_LANG_DIR}/${PICOTTS_SG_SRC} ${PICOTTS_SG_BIN_PATH})
+else()
+  add_custom_command(OUTPUT ${PICOTTS_TA_BIN} COMMAND ${CMAKE_COMMAND} -E copy ${PICOTTS_LANG_DIR}/${PICOTTS_TA_SRC} ${PICOTTS_TA_BIN_PATH})
+  add_custom_command(OUTPUT ${PICOTTS_SG_BIN} COMMAND ${CMAKE_COMMAND} -E copy ${PICOTTS_LANG_DIR}/${PICOTTS_SG_SRC} ${PICOTTS_SG_BIN_PATH})
+endif()
+
+
 add_custom_target(picotts_ta_bin_gen DEPENDS ${PICOTTS_TA_BIN_PATH})
 add_custom_target(picotts_sg_bin_gen DEPENDS ${PICOTTS_SG_BIN_PATH})
 set_property(DIRECTORY "${COMPONENT_DIR}" APPEND PROPERTY