diff --git a/CHANGELOG.md b/CHANGELOG.md
index ee6cc67c..013734d3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+## 1.12.1 - 2021-06-24
+
+* Correction du chargement de l'extension avec QGIS < 3.10
+
 ## 1.12.0 - 2021-06-21
 
 * Correction de l'export propriétaire à une commune
diff --git a/cadastre/cadastre_menu.py b/cadastre/cadastre_menu.py
index 89bf988f..9af16844 100644
--- a/cadastre/cadastre_menu.py
+++ b/cadastre/cadastre_menu.py
@@ -24,6 +24,7 @@
 from time import time
 
 from qgis.core import (
+    Qgis,
     QgsApplication,
     QgsLayoutExporter,
     QgsPrintLayout,
@@ -79,9 +80,10 @@ def initGui(self):
         main_icon = QIcon(os.path.join(plugin_dir, "icon.png"))
 
         # Open the online help
-        self.help_action_about_menu = QAction(main_icon, 'Cadastre', self.iface.mainWindow())
-        self.iface.pluginHelpMenu().addAction(self.help_action_about_menu)
-        self.help_action_about_menu.triggered.connect(self.open_help)
+        if Qgis.QGIS_VERSION_INT >= 31000:
+            self.help_action_about_menu = QAction(main_icon, 'Cadastre', self.iface.mainWindow())
+            self.iface.pluginHelpMenu().addAction(self.help_action_about_menu)
+            self.help_action_about_menu.triggered.connect(self.open_help)
 
         actions = {
             "import_action": (
@@ -512,7 +514,7 @@ def open_message_dialog(self):
         dialog.exec_()
 
     def unload(self):
-        if self.help_action_about_menu:
+        if Qgis.QGIS_VERSION_INT >= 31000 and self.help_action_about_menu:
             self.iface.pluginHelpMenu().removeAction(self.help_action_about_menu)
             del self.help_action_about_menu