diff --git a/vip_hci/metrics/detection.py b/vip_hci/metrics/detection.py
index d2e535a8..896ce16b 100644
--- a/vip_hci/metrics/detection.py
+++ b/vip_hci/metrics/detection.py
@@ -408,7 +408,7 @@ def peak_coordinates(obj_tmp, fwhm, approx_peak=None, search_box=None,
     channels_peak: bool, {False, True}, opt
         Whether returns the indices of the peak in each channel in addition to
         the global indices of the peak in the cube. If True, it would hence
-        return two 1d-arrays. (note: only available if the input is a 3d cube)
+        return two arrays. Note: only available if the input is a 3d cube.
 
     Returns
     -------
diff --git a/vip_hci/preproc/skysubtraction.py b/vip_hci/preproc/skysubtraction.py
index 1ca923e4..bb3d576f 100644
--- a/vip_hci/preproc/skysubtraction.py
+++ b/vip_hci/preproc/skysubtraction.py
@@ -58,6 +58,7 @@ def cube_subtract_sky_pca(sci_cube, sky_cube, masks, ref_cube=None, ncomp=2,
         Whether to also output pcs, reconstructed cube, residuals cube and
         derotated residual cube.
 
+
     Notes
     -----
     Masks can be created with the function
@@ -78,6 +79,7 @@ def cube_subtract_sky_pca(sci_cube, sky_cube, masks, ref_cube=None, ncomp=2,
          - anchor principal components, and
          - reconstructed cube.
 
+
     Usage Example
     -------------