06/09/2012 AT 10:00 AM EDT
Jenny from the Block won't be walking down the aisle any time soon.
"Rumors!!! Don't be fooled by the rocks that I got," Jennifer Lopez wrote on her website
Friday in response to buzz boyfriend Casper Smart popped the question. "No engagement!"
After quoting her 2002 R&B hit (and posting a white-hot self-portrait without any bling on her ring finger), Lopez asked fans, "What's the best way to stop a false rumor?"
Chatter that Lopez, 42, and Smart, 25 – who've been romantically linked
since last November – were taking the next step first heated up in March, when a fake Tweet from fashion designer Roberto Cavalli seemed to suggest the two were engaged
. (A source close to Lopez then confirmed to PEOPLE that the reports were false.)
Since then, Lopez has been photographed stepping out with a questionable ring on her finger.
But rumors aside, it appears to be a lasting sweet romance for the couple, who shared candy (and some cozy moments) last weekend in Las Vegas