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DORTMUND, GERMANY - OCTOBER 26: Goal keeper Roman Weidenfeller of Borussia Dortmund celebrates the win after the penalty shot-out during the penalty shoot-out during the DFB Cup match between Borussia Dortmund and 1. FC Union Berlin at Signal Iduna Park on October 26, 2016 in Dortmund, Germany. (Photo by Alexandre Simoes/Borussia Dortmund via Getty Images)

DORTMUND, GERMANY - OCTOBER 26: Goal keeper Roman Weidenfeller of Borussia Dortmund celebrates the win after the penalty shot-out during the penalty shoot-out during the DFB Cup match between Borussia Dortmund and 1. FC Union Berlin at Signal Iduna Park on October 26, 2016 in Dortmund, Germany.  (Photo by Alexandre Simoes/Borussia Dortmund via Getty Images)