Diane Keaton beams while bundled up in black puffer jacket as she walks her dog in Los Angeles

Diane Keaton beamed as she took her dog for a walk Sunday morning in Los Angeles.

The 75-year-old Oscar-winning actress bundled up in a long black puffer jacket for her stroll.

Diane kept it casual with a black top, blue jeans and black flats. 

Bundled up: Diane Keaton beamed as she took her dog for a walk Sunday morning in Los Angeles

She had her blonde hair down to her shoulders and also wore black glasses.

The stylish star completed her look with a green derby hat.

Diane smiled while holding a leash as her blonde golden retriever paced ahead of her.

The Annie Hall star on Saturday attended the star-studded LACMA’s 10th annual Art+Film Gala.

Canine companion: The 75-year-old Oscar-winning actress bundled up in a long black puffer jacket for her stroll with her canine companion

Casual style: Diane kept it casual with a black top, blue jeans and black flats

She dazzled in a navy sparkling pantsuit with one of her signature hats.

Diane was featured recently in the music video for the Justin Bieber song Ghost.

The 27-year-old Canadian singer released the Ghost music video last month in which Diane plays his grandmother.

Gala event: The Annie Hall star on Saturday attended the star-studded LACMA’s 10th annual Art+Film Gala

Diane recently also has been involved in the #GucciBeloved campaign.

The actress adopted her daughter Dexter in 1996 and son Duke in 2001.

Diane in 2017 received the AFI Life Achievement Award.

Busy star: Diane recently also has been involved in the #GucciBeloved campaign and is shown last week at Gucci Love Parade in Los Angeles