“I was shocked to learn that the Clemente 21 sign — a tribute to my father on the right field wall at PNC Park in Pittsburgh — had been removed and replaced by an advertisement,” Clemente Jr. said. “This change was made without any communication or consultation with our family.”

Pirates owner Travis Williams called the removal of Clemente's sign an "oversight" and told PEOPLE it will be replaced

After spending the first week of the season on the road, the team returned to Pittsburgh to host its first home games during the second weekend. During the Pirates home-opening series, a clothing company pointed out that a sign honoring the late Roberto Clemente had been replaced with an ad for an alcoholic beverage.