On April 24, 2017, Krakow announced via the Hallmark Channel website that the show would return for a fifth season, which premiered with a two-hour Christmas special broadcast as part of Hallmark's Countdown to Christmas event and resumed in February 2018, ending in April. On March 21, 2018, Hallmark renewed the series for a sixth season.
Answer this question, making sure that the answer is supposed by the text: are they still making when calls the heart?
yes