diff --git a/hardware/arduino/sam/libraries/Wire/examples/SFRRanger_reader/SFRRanger_reader.pde b/hardware/arduino/sam/libraries/Wire/examples/SFRRanger_reader/SFRRanger_reader.ino
similarity index 100%
rename from hardware/arduino/sam/libraries/Wire/examples/SFRRanger_reader/SFRRanger_reader.pde
rename to hardware/arduino/sam/libraries/Wire/examples/SFRRanger_reader/SFRRanger_reader.ino
diff --git a/hardware/arduino/sam/libraries/Wire/examples/digital_potentiometer/digital_potentiometer.pde b/hardware/arduino/sam/libraries/Wire/examples/digital_potentiometer/digital_potentiometer.ino
similarity index 100%
rename from hardware/arduino/sam/libraries/Wire/examples/digital_potentiometer/digital_potentiometer.pde
rename to hardware/arduino/sam/libraries/Wire/examples/digital_potentiometer/digital_potentiometer.ino
diff --git a/hardware/arduino/sam/libraries/Wire/examples/master_reader/master_reader.pde b/hardware/arduino/sam/libraries/Wire/examples/master_reader/master_reader.ino
similarity index 100%
rename from hardware/arduino/sam/libraries/Wire/examples/master_reader/master_reader.pde
rename to hardware/arduino/sam/libraries/Wire/examples/master_reader/master_reader.ino
diff --git a/hardware/arduino/sam/libraries/Wire/examples/master_writer/master_writer.pde b/hardware/arduino/sam/libraries/Wire/examples/master_writer/master_writer.ino
similarity index 100%
rename from hardware/arduino/sam/libraries/Wire/examples/master_writer/master_writer.pde
rename to hardware/arduino/sam/libraries/Wire/examples/master_writer/master_writer.ino
diff --git a/hardware/arduino/sam/libraries/Wire/examples/slave_receiver/slave_receiver.pde b/hardware/arduino/sam/libraries/Wire/examples/slave_receiver/slave_receiver.ino
similarity index 100%
rename from hardware/arduino/sam/libraries/Wire/examples/slave_receiver/slave_receiver.pde
rename to hardware/arduino/sam/libraries/Wire/examples/slave_receiver/slave_receiver.ino
diff --git a/hardware/arduino/sam/libraries/Wire/examples/slave_sender/slave_sender.pde b/hardware/arduino/sam/libraries/Wire/examples/slave_sender/slave_sender.ino
similarity index 100%
rename from hardware/arduino/sam/libraries/Wire/examples/slave_sender/slave_sender.pde
rename to hardware/arduino/sam/libraries/Wire/examples/slave_sender/slave_sender.ino