Try this at your own risk. Advanced soldering skills and soldering iron with an extra fine tip needed.
Required parts
1 x 10K Resistor
1 x 33K Resistor
Solder one end of the 10k resistor to (-) Negative Battery Supply pad.|
Solder one end of the 33k resistor to (+) Positive battery Supply pad
Solder the 2 free end together
Solder a wire from pin number 19 of the 328 chip to the point where the 2 resistors are soldered together
Location of PIN 19
Location of PIN 19 shown with the yellow pointer
Completed view