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