Mayim Bialik is making her views about President-elect Donald Trump known.

The "Big Bang Theory" star took to Instagram to post a video ahead of Trump’s Jan. 20 inauguration.

An error occurred while retrieving the Instagram post. It might have been deleted.

"On January 20th when Donald Trump raises his right hand to take the oath, I am going to raise my right hand to preserve, protect and defend the constitution", she says in the video.

Bialik posted the clip along with a link to and the hashtag #taketheoath.

The star has been vocal about her thoughts on the President-elect for some time now. The day after the general election, Bialik shared a blog post on her GrokNation site about her disappointment.

Right now, I don’t know what to do or how. Honestly, I'm still scared…" she wrote. "I pray that the next four years passes quickly. And I pray for guidance from the Universe to show me what I need to do and how I need to do it.

The actress has also shared various Instagram posts about Trump including one on Monday regarding the President-elect’s interactions with Rep. John Lewis.

"Trump attacked congressman and civil rights veteran John Lewis on Twitter the weekend before MLK, Jr. Day. Disgusting… I'm speechless right now."

An error occurred while retrieving the Instagram post. It might have been deleted.