diff --git a/requirements.txt b/requirements.txt
index 7be01793eb1864871860e6711e91249eda23cf44..77f300df6a8b97395fd5c6771310f7b7b9537a59 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ pydot==1.4.1
 pyparsing==2.4.6
 pyproj==2.5.0
 pyshp==2.1.0
-pytest~=5.3.5
+pytest==6.0.0
 pytest-cov==2.10.0
 pytest-html==2.1.1
 pytest-lazy-fixture==0.6.3
@@ -61,11 +61,9 @@ typing-extensions
 urllib3==1.25.8
 wcwidth==0.1.8
 Werkzeug==1.0.0
-xarray~=0.15.0
+xarray==0.16.1
 zipp==3.1.0
-
+wget~=3.2
 setuptools~=49.6.0
 Cartopy==0.18.0
---no-binary shapely Shapely==1.7.0
-mlair~=0.12.1
-wget~=3.2
\ No newline at end of file
+--no-binary shapely Shapely==1.7.0
\ No newline at end of file