1,000 extra people were unemployed in the three months up to February, according to figures from the Office of National Statistics (ONS).
The total number of people out of work in the period stood at 131,000, a rate of 8.9%.
600 more people were claiming Jobseeker's Allowance compared to last month's figures. The overall rate stayed the same at 5.6%, putting Wales 0.7 points above the national average.
More top news
Stars of Team GB at this years' Olympics were in Wales today, as part of ITV's I Am Team GB campaign.
As Wales gets involved in the country's biggest sports day - Our Olympians have been getting in on the action.
ITV switched off all of its channels for an hour on Saturday as part of a national sports day event.