This was Express's first win in the second round having lost to Busoga United 2-0 before the Police rout.
The victory saw Bright Stars move to 19 points in the second position just like leaders KCCA but KCCA has a better goal difference.
The Jinja based club conceded a late equaliser in their 1-1 against their nemesis Bright Stars FC in Tuesday's Startimes Uganda Premier League match.
''We conceded an equaliser but held on and got a win earlier in the second half."
BUL FC head coach Peter Onen said his team has all the rights to challenge for this year's title.
Ndejje University beat Tooro United in a seven-goal thriller, Onduparaka pick up three points against Mbarara City while BUL and Villa make do with a share...
The Venoms move to within seven points of table leaders KCCA.
KCCA widen their lead at the summit as Vipers drop points at home. Mbarara City and Maroons both win while Paidha Black Angels and SC Villa go goalless....
Both teams settled for a goalless draw at FUFA technical centre in Njeru on Tuesday.
The Jinja based club had earlier on registered a hard fought 2-1 win over Police FC
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