diff --git a/CHANGELOG.md b/CHANGELOG.md
index ac09a8c4..ae459853 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@
 * Fix translations about checks/rules/explanations
 * Add new blocker rule when the layer or group has a trailing space
 * Fix some casting issue with SIP about the legend
+* Add a waiting cursor when saving the CFG file
 
 ## 4.0.1 - 2023-11-27
 
diff --git a/lizmap/plugin.py b/lizmap/plugin.py
index ea26f7ea..a02dca98 100755
--- a/lizmap/plugin.py
+++ b/lizmap/plugin.py
@@ -1030,7 +1030,7 @@ def initGui(self):
 
         # connect Lizmap signals and functions
         self.dlg.buttonBox.button(QDialogButtonBox.Cancel).clicked.connect(self.dlg.close)
-        self.dlg.buttonBox.button(QDialogButtonBox.Apply).clicked.connect(self.save_cfg_file)
+        self.dlg.buttonBox.button(QDialogButtonBox.Apply).clicked.connect(self.save_cfg_file_cursor)
         self.dlg.buttonBox.button(QDialogButtonBox.Ok).clicked.connect(self.ok_button_clicked)
         self.dlg.buttonBox.button(QDialogButtonBox.Help).clicked.connect(self.show_help_question)
 
@@ -3584,12 +3584,17 @@ def check_global_project_options(self) -> Tuple[bool, str]:
 
     def ok_button_clicked(self):
         """When the OK button is press, we 'apply' and close the dialog."""
-        if not self.save_cfg_file():
+        if not self.save_cfg_file_cursor():
             return
 
         # Only close the dialog if no error
         self.dlg.close()
 
+    def save_cfg_file_cursor(self) -> bool:
+        """ Save CFG file with a waiting cursor. """
+        with OverrideCursor(Qt.WaitCursor):
+            return self.save_cfg_file()
+
     def save_cfg_file(
             self,
             lwc_version: LwcVersions = None,