config-reloader v0.47.0 crashes

[f41gh7]

After v0.47.0 config-reloader crashes with following error:

/app flag redefined: tlsCertFile
panic: /app flag redefined: tlsCertFile

goroutine 1 [running]:
flag.(*FlagSet).Var(0x400017a000, {0x14f1a78, 0x4000386140}, {0x123cc6a, 0xb}, {0x12a564a, 0x57})
	/usr/local/go/src/flag/flag.go:1028 +0x2cc
flag.(*FlagSet).StringVar(...)
	/usr/local/go/src/flag/flag.go:879
flag.(*FlagSet).String(0x400017a000, {0x123cc6a, 0xb}, {0x0, 0x0}, {0x12a564a, 0x57})
	/usr/local/go/src/flag/flag.go:892 +0x98
flag.String(...)
	/usr/local/go/src/flag/flag.go:899
main.init()
	/workspace/cmd/config-reloader/main.go:61 +0x538

Bug was introduced at f3efa3f