diff --git a/NEWS.md b/NEWS.md
index fb5550418..cec9f72c4 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -2,17 +2,22 @@
 
 # What's new in SITS version 1.5.2 
 
-* Include exclusion_mask in 'sits_classify()' and 'sits_smooth()'
-* Support for classification with pixels without data (NA)
-* Use ROI when plotting data cubes
-* Refactor 'sits_cube_copy()' to improve timeout handling and efficiency
-* Enable merging of Sentinel-1, Sentinel-2 and DEM in Brazil Data Cube tiling system
+* Include `exclusion_mask` parameter in `sits_classify()` and `sits_smooth()`
+* Support classification data cubes with NA values
+* Support for multiple tiling system in `sits_regularize()`, including MGRS and Brazil Data Cube grids
+* Review `sits_merge()` implementation to better handle multiple scenario cases
+* Support `roi` when plotting data cubes
+* Refactor `sits_cube_copy()` to improve timeout handling and efficiency
 * Include filtering by tiles in regularization operation 
-* Include start_date and end_date for each collection in sits_list_collections()
-* Add support to SpatExtent object from terra as roi in sits_cube() 
-* Fix crs usage in sits_get_data() to support WKT
+* Include start and end dates for each collection in `sits_list_collections()`
+* Add support to `SpatExtent` object from terra as `roi` in `sits_cube()`
+* Update `crs` usage in `sits_get_data()` to support WKT
 * Implement Sakoe-Chiba approximation for DTW algorithm
-
+* Support for tmap version 4.0
+* Enhance perfomance and usability in visualization functions
+* Enhance `sits_classify()` performance with segments classification
+* Support for interactive visualization with SOM samples
+* General bug fixes
 
 # What's new in SITS version 1.5.1
 
diff --git a/man/sits_regularize.Rd b/man/sits_regularize.Rd
index 1e3c3bed4..5bb9e8e83 100644
--- a/man/sits_regularize.Rd
+++ b/man/sits_regularize.Rd
@@ -47,7 +47,7 @@ sits_regularize(cube, ...)
   period,
   res,
   output_dir,
-  grid_system = "MGRS",
+  grid_system = NULL,
   roi = NULL,
   tiles = NULL,
   multicores = 2L,