Paul Rothrock scored an early goal and Stefan Frei made it stand up as the Seattle Sounders held off the Houston Dynamo 1-0 after both teams clinched playoff spots before the beginning of the match.

Paul Rothrock led the Seattle Sounders with the lone goal in a 1-0 home victory over the Houston Dynamo Saturday night.

Seattle (14-9-8) punched its ticket to the playoffs after FC Dallas lost 3-0 to Orlando City earlier in the day and Austin FC tied Real Salt Lake 2-2. Houston qualified for the postseason after Dallas lost.

Paul Rothrock scored an early goal and Stefan Frei posted a shutout as the playoff-bound Seattle Sounders beat the Houston Dynamo 1-0.

The Sounders had already clinched a playoff berth before taking the field Saturday, but they made sure to advance on their own terms with a 1-0 win over Houston.