Humza Yousaf's brother-in-law had been charged with abduction and extortion in a case linked to a man who died after plunging from a window.
Ramsay El-Nakla, the brother of the Scottish First Minister's wife, Nadia El-Nakla, will be the fourth person to appear in court in connection with the death of a 36-year-old man who was seriously injured in a fall from a block of flats in Dundee on January 10.
He later died in hospital.
El-Nakla, 36, has been arrested and charged with abduction and extortion.
Jennifer Souter, 38, appeared at Dundee Sheriff Court on Thursday charged with culpable homicide and did not enter a plea.
Stephen Stewart, 50, and Victoria McGowan, 41, appeared at the same court on Thursday charged with abduction and extortion.
They both did not enter a plea and were both released on bail.
El-Nakla is expected to appear at the same court today.
Police Scotland said in a statement: "A 36-year-old man has been arrested and charged with abduction and extortion following an incident where a man fell from a block of flats on Morgan Street, Dundee, on Wednesday January 10.
“He died a week later in hospital.
"Three others were previously arrested and charged following the same incident.
"The 36-year-old man is due to appear in Dundee Sheriff Court today, Tuesday April 9. A report will be submitted to the procurator fiscal.”