The University of Lincoln's student's union is facing criticism for restricting the Conservative Society's use of social media.
Its believed to be in response to a number of tweets about freedom of speech on campus, which were critical towards the university and the union.
They say they've now been told to stop as they're under investigation.
Lincoln MP Karl McCartney has called the decision 'orwellian'.
The student's union says they can't comment on disciplinary matters, but say freedom of speech is one of their 'fundimental values'.