diff --git a/novelwriter/extensions/versioninfo.py b/novelwriter/extensions/versioninfo.py
index 08cbc74e..6ac78794 100644
--- a/novelwriter/extensions/versioninfo.py
+++ b/novelwriter/extensions/versioninfo.py
@@ -57,7 +57,7 @@ class VersionInfoWidget(QWidget):
         # Labels
         self._lblInfo = QLabel("{0} {1} \u2013 {2} {3} \u2013 {4}".format(
             self.tr("Version"), formatVersion(__version__),
-            self.tr("Released on"), datetime.strptime(__date__, "%Y-%m-%d").strftime("%x"),
+            self.tr("Released on"), CONFIG.localDate(datetime.strptime(__date__, "%Y-%m-%d")),
             "<a href='#notes'>{0}</a>".format(self.tr("Release Notes")),
         ), self)
         self._lblInfo.linkActivated.connect(self._processLink)
diff --git a/novelwriter/guimain.py b/novelwriter/guimain.py
index 2150879f..f2a3e8ff 100644
--- a/novelwriter/guimain.py
+++ b/novelwriter/guimain.py
@@ -457,7 +457,7 @@ class GuiMain(QMainWindow):
                     "'{0}' ({1} {2}), last active on {3}."
                 ).format(
                     lockStatus[0], lockStatus[1], lockStatus[2],
-                    datetime.fromtimestamp(int(lockStatus[3])).strftime("%x %X")
+                    CONFIG.localDateTime(datetime.fromtimestamp(int(lockStatus[3])))
                 )
             except Exception:
                 lockDetails = ""
diff --git a/novelwriter/tools/manuscript.py b/novelwriter/tools/manuscript.py
index 7ef2bfa0..45df91a7 100644
--- a/novelwriter/tools/manuscript.py
+++ b/novelwriter/tools/manuscript.py
@@ -829,7 +829,7 @@ class _PreviewWidget(QTextBrowser):
         """Update the build time and the fuzzy age."""
         if self._docTime > 0:
             strBuildTime = "%s (%s)" % (
-                datetime.fromtimestamp(self._docTime).strftime("%x %X"),
+                CONFIG.localDateTime(datetime.fromtimestamp(self._docTime)),
                 fuzzyTime(int(time()) - self._docTime)
             )
         else:
diff --git a/novelwriter/tools/welcome.py b/novelwriter/tools/welcome.py
index 2bf9bee7..ec7869f5 100644
--- a/novelwriter/tools/welcome.py
+++ b/novelwriter/tools/welcome.py
@@ -456,7 +456,7 @@ class _ProjectListModel(QAbstractListModel):
         opened = self.tr("Last Opened")
         records = sorted(CONFIG.recentProjects.listEntries(), key=lambda x: x[3], reverse=True)
         for path, title, count, time in records:
-            when = datetime.fromtimestamp(time).strftime("%x")
+            when = CONFIG.localDate(datetime.fromtimestamp(time))
             data.append((title, path, f"{opened}: {when}, {words}: {formatInt(count)}"))
         self._data = data
         return
diff --git a/tests/test_tools/test_tools_welcome.py b/tests/test_tools/test_tools_welcome.py
index 11d2e6c3..29900674 100644
--- a/tests/test_tools/test_tools_welcome.py
+++ b/tests/test_tools/test_tools_welcome.py
@@ -75,8 +75,8 @@ def testToolWelcome_Open(qtbot: QtBot, monkeypatch, nwGUI, fncPath):
 
     CONFIG.recentProjects.update("/stuff/project_one", "Project One", 12345, 1690000000)
     CONFIG.recentProjects.update("/stuff/project_two", "Project Two", 54321, 1700000000)
-    dateOne = datetime.fromtimestamp(1700000000).strftime("%x")
-    dateTwo = datetime.fromtimestamp(1690000000).strftime("%x")
+    dateOne = CONFIG.localDate(datetime.fromtimestamp(1700000000))
+    dateTwo = CONFIG.localDate(datetime.fromtimestamp(1690000000))
 
     welcome = GuiWelcome(nwGUI)
     with qtbot.waitExposed(welcome):