It seems Selma Blair and Jason Bleick are quite the amicable exes!

The 43-year-old actress took to Instagram on Friday, April 1 to wish her ex-boyfriend a Happy Birthday — and what Selma wrote about her former flame is too sweet!

RELATED: See a Timeline of the Men Selma Blair Has Dated!

selma blair splash

A pregnant Selma and Jason in March 2011.

Happy Birthday, @JasonBleick. This picture [was] taken just a few months into my pregnancy and we were so much in love. Thank you for the sweetest memories of that time and for our son, that unconditional love. Happy Birthday, Dad," the Legally Blonde star captioned the throwback pic of herself and Jason.

RELATED: New Couple Alert! Are Selma Blair and David Foster Dating?

The former couple previously dated from 2010 until 2012. They welcomed their son, Arthur, 4, in July 2011.