diff --git a/.github/workflows/unit.yml b/.github/workflows/unit.yml
index 49d69131..0dc7aeee 100644
--- a/.github/workflows/unit.yml
+++ b/.github/workflows/unit.yml
@@ -26,7 +26,7 @@ jobs:
       - name: Test formatting
         uses: psf/black@stable
         with:
-            version: "21.7b0"
+            version: "22.3.0"
       - name: PEP8 rules
         uses: tonybajan/flake8-check-action@v1.0.0
         with:
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 5c289686..f832e238 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
   - repo: 'https://github.com/psf/black'
-    rev: 21.7b0
+    rev: 22.3.0
     hooks:
       - id: black
         stages: [commit]
diff --git a/sepal_ui/mapping/mapping.py b/sepal_ui/mapping/mapping.py
index 1dae10f3..6c0f1639 100644
--- a/sepal_ui/mapping/mapping.py
+++ b/sepal_ui/mapping/mapping.py
@@ -29,6 +29,7 @@
     WidgetControl,
     ZoomControl,
 )
+from rasterio.crs import CRS
 from traitlets import Bool, link, observe
 import ipyvuetify as v
 import ipyleaflet
@@ -405,6 +406,11 @@ def add_raster(
         # That will also improve performances as the generation of a tile can be done in parallel using Dask.
         da = da.chunk((1000, 1000))
 
+        # unproject if necessary
+        epsg_4326 = "EPSG:4326"
+        if da.rio.crs != CRS.from_string(epsg_4326):
+            da = da.rio.reproject(epsg_4326)
+
         # Create a named tuple with raster bounds and resolution
         local_raster = collections.namedtuple(
             "LocalRaster",
@@ -625,7 +631,7 @@ def addLayer(
             inverted = vis_params.pop("inverted", None)
             if inverted is not None:
 
-                # get the index of the bands taht need to be inverted
+                # get the index of the bands that need to be inverted
                 index_list = [i for i, v in enumerate(inverted) if v is True]
 
                 # multiply everything by -1
diff --git a/sepal_ui/scripts/utils.py b/sepal_ui/scripts/utils.py
index 2cd55df9..d3f0fe85 100644
--- a/sepal_ui/scripts/utils.py
+++ b/sepal_ui/scripts/utils.py
@@ -139,7 +139,7 @@ def get_file_size(filename):
     size_name = ("B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB")
 
     i = int(math.floor(math.log(file_size, 1024)))
-    s = file_size / (1024 ** i)
+    s = file_size / (1024**i)
 
     return "{:.1f} {}".format(s, size_name[i])
 
diff --git a/tests/test_utils.py b/tests/test_utils.py
index 05136ab4..4a0ce8b8 100644
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -102,7 +102,7 @@ def test_get_file_size(self):
         # mock every pow of 1024 to YB
         for i in range(9):
             with patch("pathlib.Path.stat") as stat:
-                stat.return_value.st_size = test_value * (1024 ** i)
+                stat.return_value.st_size = test_value * (1024**i)
 
                 txt = su.get_file_size("random")
                 assert txt == f"7.5 {size_name[i]}"