diff --git a/config/boards/cubieboard.conf b/config/boards/cubieboard.eos
similarity index 100%
rename from config/boards/cubieboard.conf
rename to config/boards/cubieboard.eos
diff --git a/config/boards/lamobo-r1.conf b/config/boards/lamobo-r1.eos
similarity index 100%
rename from config/boards/lamobo-r1.conf
rename to config/boards/lamobo-r1.eos
diff --git a/config/boards/lime-a10.conf b/config/boards/lime-a10.eos
similarity index 100%
rename from config/boards/lime-a10.conf
rename to config/boards/lime-a10.eos