Splash News Online. Inset: Splash News Online
03/25/2013 at 02:00 PM EDT
Well, this is flat-out surprising!
, 32, stepped out Monday morning at LAX, looking several inches shorter. The pregnant E! reality star
was sans part of her signature look – heels.
And the wardrobe decision – perhaps dictated, in part, by the fact that many pregnant women can experience trouble with their balance – surprised the TV personality herself.
"I never thought I would ever say this ... But I'm wearing flats today," Kardashian Tweeted
The unlikely choice comes after reports that Kardashian – who is is expecting
with boyfriend Kanye West
in July – had a miscarriage scare and has been ordered to take it easy.