Hannover eased the pressure on coach Michael Frontzeck with a 1-0 win over Werder Bremen to instead turn up the heat on visiting boss Viktor Skripnik.
Salif Sane scored the only goal of the game early in the second half, rising highest inside the area to head home.
The Reds then counted on goalkeeper Ron-Robert Zieler to preserve their lead as he looked to prove a point to Germany coach Joachim Low, who left him out of his latest squad, with a series of eye-catching saves.
Hannover's win lifts them...
Bayer Leverkusen picked up their second win in a row with a dominant 3-0 victory at Werder Bremen lifting them into the top five on Saturday.
After Anthony Ujah had hit the post, Admir Mehmedi's deflected shot gave Leverkusen the lead on the half-hour mark.
Bremen nearly levelled through Giulio Donati, whose shot came back off the woodwork, and that proved to be the closest they came to scoring.
With Hakan Calhanoglu on the bench, Julian Brandt showed he is not too bad at free-kicks either as he curled...