Wiping a key does not clear it's label

Running the following command does not clear the key’s label.
onlykey-cli wipekey ECC1
Trying to set the label to an empty string does not do it either.
onlykey-cli setkey ECC1 label “”

onlykey-cli getkeylabels
Slot RSA Key 1:
Slot RSA Key 2:
Slot RSA Key 3:
Slot RSA Key 4:
Slot ECC Key 1:
Slot ECC Key 2:
Slot ECC Key 3:
Slot ECC Key 4:
Slot ECC Key 5:
Slot ECC Key 6:
Slot ECC Key 7:
Slot ECC Key 8:
Slot ECC Key 9:
Slot ECC Key 10:
Slot ECC Key 11:
Slot ECC Key 12:
Slot ECC Key 13:
Slot ECC Key 14:
Slot ECC Key 15:
Slot ECC Key 16:

Sorry the formatting ate the response

Slot RSA Key 1:
Slot RSA Key 2:
Slot RSA Key 3:
Slot RSA Key 4:
Slot ECC Key 1: <empty>
Slot ECC Key 2:
Slot ECC Key 3:
Slot ECC Key 4:
Slot ECC Key 5:
Slot ECC Key 6:
Slot ECC Key 7:
Slot ECC Key 8:
Slot ECC Key 9:
Slot ECC Key 10:
Slot ECC Key 11:
Slot ECC Key 12:
Slot ECC Key 13:
Slot ECC Key 14:
Slot ECC Key 15:
Slot ECC Key 16: