Joe O'Neill's late strike gave Altrincham a vital win over fellow relegation strugglers Northwich.
The substitute slotted the ball into an empty net to snatch the points with three minutes of normal time remaining.
Northwich had taken the lead through Michael Welch's header before Ryan Shotton levelled with a rising shot.
The Vics ended the game with nine men, Josh Wilson and Ryan Brown both seeing red for fouls on Robbie Lawton and O'Neill respectively.
Northwich: Tynan, Rusk, Welch, Kerr, Brown, Danny Williams (Byrne 59), Carr, Wilson, Morning, Akins (Battersby 55), Steele (Speight 39).
Subs Not Used: Connett, Strong.
Sent Off: Wilson (53), Brown (90).
Booked: Akins, Kerr, Tynan.
Goals: Welch 49.
Altrincham: Coburn, Lane, Tinson, Shotton, Jennings (Scott 76), Toulson (O'Neill 79), Lawton (Sedgemore 90), King, Peyton, Little, Cahill.
Subs Not Used: McFadden, Aspinall.
Booked: Cahill, Scott.
Goals: Shotton 56, O'Neill 87.
Ref: O Langford (Darlaston).