due date changed?!?

Sadie🦄 • K A I , G R A C I E & A L B I E💙💗 2/6/10 25/4/17 30/4/19
Went for my scan yesterday at what I thought was 13+6 due date 28th of April but turns out I'm now 13+4 and due date is 1st of may arghhhh feels even further away now😖😖 anybody else's dates changed? I had a scan at 10weeks and was told the 28th of April