diff --git a/cadastre/dialogs/about_dialog.py b/cadastre/dialogs/about_dialog.py
index 9e13d973..6cc6aa2a 100644
--- a/cadastre/dialogs/about_dialog.py
+++ b/cadastre/dialogs/about_dialog.py
@@ -10,6 +10,8 @@
 from qgis.PyQt.QtGui import QPixmap
 from qgis.PyQt.QtWidgets import QDialog
 
+from cadastre.tools import set_window_title
+
 ABOUT_FORM_CLASS, _ = uic.loadUiType(
     os.path.join(
         str(Path(__file__).resolve().parent.parent),
@@ -28,6 +30,8 @@ def __init__(self, iface, parent=None):
         self.iface = iface
         self.setupUi(self)
 
+        self.setWindowTitle('{} {}'.format(self.windowTitle(), set_window_title()))
+
         # Signals/Slot Connections
         self.rejected.connect(self.onReject)
         self.buttonBox.rejected.connect(self.onReject)
diff --git a/cadastre/dialogs/cadastre_export_dialog.py b/cadastre/dialogs/cadastre_export_dialog.py
index 3b4fc845..0cc782b0 100644
--- a/cadastre/dialogs/cadastre_export_dialog.py
+++ b/cadastre/dialogs/cadastre_export_dialog.py
@@ -28,6 +28,7 @@
 import cadastre.cadastre_common_base as cadastre_common
 
 from cadastre.cadastre_export import CadastreExport as cadastreExportBase
+from cadastre.tools import set_window_title
 
 PRINT_FORM_CLASS, _ = uic.loadUiType(
     os.path.join(
@@ -43,6 +44,7 @@ def __init__(self, parent=None):
         super(cadastrePrintProgress, self).__init__(parent)
         # Set up the user interface
         self.setupUi(self)
+        self.setWindowTitle('{} {}'.format(self.windowTitle(), set_window_title()))
 
 
 from contextlib import contextmanager
diff --git a/cadastre/dialogs/cadastre_load_dialog.py b/cadastre/dialogs/cadastre_load_dialog.py
index a5ce1212..0c4ec5c8 100644
--- a/cadastre/dialogs/cadastre_load_dialog.py
+++ b/cadastre/dialogs/cadastre_load_dialog.py
@@ -10,6 +10,7 @@
 from qgis.PyQt.QtWidgets import QDialog
 
 from cadastre.cadastre_loading import cadastreLoading
+from cadastre.tools import set_window_title
 
 LOAD_FORM_CLASS, _ = uic.loadUiType(
     os.path.join(
@@ -28,6 +29,7 @@ def __init__(self, iface, cadastre_search_dialog, parent=None):
         super(CadastreLoadDialog, self).__init__(parent)
         self.iface = iface
         self.setupUi(self)
+        self.setWindowTitle('{} {}'.format(self.windowTitle(), set_window_title()))
         self.mc = self.iface.mapCanvas()
 
         self.cadastre_search_dialog = cadastre_search_dialog
diff --git a/cadastre/dialogs/import_dialog.py b/cadastre/dialogs/import_dialog.py
index 7a784501..67c1c422 100644
--- a/cadastre/dialogs/import_dialog.py
+++ b/cadastre/dialogs/import_dialog.py
@@ -17,6 +17,7 @@
 
 from cadastre.cadastre_import import cadastreImport
 from cadastre.dialogs.dialog_common import CadastreCommon
+from cadastre.tools import set_window_title
 
 IMPORT_FORM_CLASS, _ = uic.loadUiType(
     os.path.join(
@@ -32,6 +33,7 @@ def __init__(self, iface, parent=None):
         self.iface = iface
         super(CadastreImportDialog, self).__init__(parent)
         self.setupUi(self)
+        self.setWindowTitle('{} {}'.format(self.windowTitle(), set_window_title()))
 
         # Images
         plugin_dir = str(Path(__file__).resolve().parent.parent)
diff --git a/cadastre/dialogs/message_dialog.py b/cadastre/dialogs/message_dialog.py
index 4f526edb..813843e6 100644
--- a/cadastre/dialogs/message_dialog.py
+++ b/cadastre/dialogs/message_dialog.py
@@ -9,6 +9,8 @@
 from qgis.PyQt import uic
 from qgis.PyQt.QtWidgets import QDialog
 
+from cadastre.tools import set_window_title
+
 MESSAGE_FORM_CLASS, _ = uic.loadUiType(
     os.path.join(
         str(Path(__file__).resolve().parent.parent),
@@ -26,6 +28,7 @@ def __init__(self, iface, message, parent=None):
         super(CadastreMessageDialog, self).__init__(parent)
         self.iface = iface
         self.setupUi(self)
+        self.setWindowTitle('{} {}'.format(self.windowTitle(), set_window_title()))
 
         self.teMessage.setText(message)
 
diff --git a/cadastre/dialogs/options_dialog.py b/cadastre/dialogs/options_dialog.py
index 4fef7ed0..6e359709 100644
--- a/cadastre/dialogs/options_dialog.py
+++ b/cadastre/dialogs/options_dialog.py
@@ -12,6 +12,8 @@
 from qgis.PyQt.QtGui import QIcon
 from qgis.PyQt.QtWidgets import QDialog, QFileDialog, QMessageBox
 
+from cadastre.tools import set_window_title
+
 OPTION_FORM_CLASS, _ = uic.loadUiType(
     os.path.join(
         str(Path(__file__).resolve().parent.parent),
@@ -29,6 +31,7 @@ def __init__(self, iface, parent=None):
         super(CadastreOptionDialog, self).__init__(parent)
         self.iface = iface
         self.setupUi(self)
+        self.setWindowTitle('{} {}'.format(self.windowTitle(), set_window_title()))
 
         # Images
         self.plugin_dir = str(Path(__file__).resolve().parent.parent)
diff --git a/cadastre/dialogs/parcelle_dialog.py b/cadastre/dialogs/parcelle_dialog.py
index d19fd97d..1104f084 100644
--- a/cadastre/dialogs/parcelle_dialog.py
+++ b/cadastre/dialogs/parcelle_dialog.py
@@ -24,6 +24,7 @@
 
 from cadastre.dialogs.cadastre_export_dialog import CadastreExport
 from cadastre.dialogs.dialog_common import CadastreCommon
+from cadastre.tools import set_window_title
 
 PARCELLE_FORM_CLASS, _ = uic.loadUiType(
     os.path.join(
@@ -48,6 +49,7 @@ def __init__(self, iface, layer, feature, cadastre_search_dialog, parent=None):
         self.layer = layer
         self.mc = iface.mapCanvas()
         self.setupUi(self)
+        self.setWindowTitle('{} {}'.format(self.windowTitle(), set_window_title()))
         self.cadastre_search_dialog = cadastre_search_dialog
         self.setWindowIcon(QIcon(
             os.path.join(
diff --git a/cadastre/tools.py b/cadastre/tools.py
index 59c8c2a7..91459134 100644
--- a/cadastre/tools.py
+++ b/cadastre/tools.py
@@ -2,8 +2,13 @@
 __license__ = "GPL version 3"
 __email__ = "info@3liz.org"
 
+import subprocess
 import time
 
+from pathlib import Path
+
+from qgis.utils import pluginMetadata
+
 
 def timing(f):
     """
@@ -19,3 +24,53 @@ def wrap(*args):
         return ret
 
     return wrap
+
+
+def current_git_hash() -> str:
+    """ Retrieve the current git hash number of the git repo (first 6 digit). """
+    repo_dir = Path(__file__).parent
+    git_show = subprocess.Popen(
+        'git rev-parse --short=6 HEAD',
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        shell=True,
+        cwd=repo_dir,
+        universal_newlines=True,
+        encoding='utf8'
+    )
+    hash_number = git_show.communicate()[0].partition('\n')[0]
+    if hash_number == '':
+        hash_number = 'unknown'
+    return hash_number
+
+
+def next_git_tag():
+    """ Using Git command, trying to guess the next tag. """
+    repo_dir = Path(__file__).parent
+    git_show = subprocess.Popen(
+        'git describe --tags $(git rev-list --tags --max-count=1)',
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        shell=True,
+        cwd=repo_dir,
+        universal_newlines=True,
+        encoding='utf8'
+    )
+    tag = git_show.communicate()[0].partition('\n')[0]
+    if not tag:
+        return 'next'
+    versions = tag.split('.')
+    text = '{}.{}.{}-pre'.format(versions[0], versions[1], int(versions[2]) + 1)
+    return text
+
+
+def set_window_title() -> str:
+    """ Set the window title if on a dev version. """
+    version = pluginMetadata('cadastre', 'version')
+    if version != 'master':
+        return ''
+
+    # return 'branch {}, commit {}, next {}'.format(
+    #     version, current_git_hash(), next_git_tag())
+
+    return 'next {}'.format(next_git_tag())