diff --git a/pkgs/development/python-modules/meteofrance-api/default.nix b/pkgs/development/python-modules/meteofrance-api/default.nix
index 5f3d41f60ad7..b6fb1d51446d 100644
--- a/pkgs/development/python-modules/meteofrance-api/default.nix
+++ b/pkgs/development/python-modules/meteofrance-api/default.nix
@@ -13,7 +13,7 @@
 
 buildPythonPackage rec {
   pname = "meteofrance-api";
-  version = "1.1.0";
+  version = "1.2.0";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
@@ -21,8 +21,8 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "hacf-fr";
     repo = pname;
-    rev = "v${version}";
-    hash = "sha256-1ZN/9ur6uhK7M5TurmmWgUjzkc79MPqKnT637hbAAWA=";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-W26R+L2ZJpycEQ9KwkHqVARKsd/5YkJCxMeciKnKAX8=";
   };
 
   nativeBuildInputs = [
@@ -56,6 +56,7 @@ buildPythonPackage rec {
     "test_places"
     "test_rain"
     "test_session"
+    "test_observation"
     "test_workflow"
   ];