Gateshead boosted their survival hopes with a crucial win over Wrexham who are now eight games without a victory.Graeme Armstrong grabbed the only goal five minutes after the break when he beat Dragons goalkeeper Chris Maxwell to a long ball. [LNB]Maxwell had earlier pulled off a fantastic save to keep out Andy Parkinson's drilled effort. [LNB]Silvio Spann and Mike Williams had chances for Wrexham but Paul Farnham was on hand to deny them both. [LNB][LNB]Wrexham manager Dean Saunders: "All in all it was a disappointing performance.[LNB] [LNB][LNB] "We made a mistake and we shot ourselves in the foot again. [LNB]"We made chances in the second half, but to be honest I'm fed up of saying the same thing." [LNB][LNB]Gateshead: Farman, Baxter, Curtis, Swailes, Cave, Winn, Ferrell, Turnbull, Parkinson (Phillips 75), Clare (Hurren 86), Armstrong (Wake 76). Subs Not Used: Provett, Buchanan. [LNB]Booked: Turnbull. [LNB]Goals: Armstrong 50. [LNB]Wrexham: Maxwell, Obeng, Westwood, Mike Williams, Neil Taylor, Spann (Baynes 46), Fleming, Taboubi, Holden (Fairhurst 62), Sakho (Cieslewicz 77), Mangan. Subs Not Used: McCluskey, Edwards. [LNB]Booked: Maxwell, Fleming. [LNB]Att: 614. [LNB]Ref: Mark Brown (East Yorkshire).