diff --git a/dataset/imaging/howtolens/data.fits b/dataset/imaging/howtolens/data.fits
deleted file mode 100644
index 6c25e7c..0000000
Binary files a/dataset/imaging/howtolens/data.fits and /dev/null differ
diff --git a/dataset/imaging/howtolens/noise_map.fits b/dataset/imaging/howtolens/noise_map.fits
deleted file mode 100644
index 924c2fd..0000000
Binary files a/dataset/imaging/howtolens/noise_map.fits and /dev/null differ
diff --git a/dataset/imaging/howtolens/psf.fits b/dataset/imaging/howtolens/psf.fits
deleted file mode 100644
index 3d342ef..0000000
Binary files a/dataset/imaging/howtolens/psf.fits and /dev/null differ