diff --git a/config/boards/cubieboard2.conf b/config/boards/cubieboard2.eos similarity index 100% rename from config/boards/cubieboard2.conf rename to config/boards/cubieboard2.eos diff --git a/config/boards/pcduino2.conf b/config/boards/pcduino2.eos similarity index 100% rename from config/boards/pcduino2.conf rename to config/boards/pcduino2.eos diff --git a/config/boards/pcduino3.conf b/config/boards/pcduino3.eos similarity index 100% rename from config/boards/pcduino3.conf rename to config/boards/pcduino3.eos diff --git a/config/boards/pcduino3nano.conf b/config/boards/pcduino3nano.eos similarity index 100% rename from config/boards/pcduino3nano.conf rename to config/boards/pcduino3nano.eos