diff --git a/src/Gui/DlgSettingsNavigation.cpp b/src/Gui/DlgSettingsNavigation.cpp
index 7de4b2387f..635624d9ab 100644
--- a/src/Gui/DlgSettingsNavigation.cpp
+++ b/src/Gui/DlgSettingsNavigation.cpp
@@ -187,7 +187,7 @@ void DlgSettingsNavigation::loadSettings()
     // fill up font styles
     hGrp = App::GetApplication().GetParameterGroupByPath(
         "User parameter:BaseApp/Preferences/NaviCube");
-    std::string defaultSansserifFont = NaviCube::getDefaultSansserifFont().family().toStdString();
+    std::string defaultSansserifFont = NaviCube::getDefaultSansserifFont().toStdString();
 
     // we purposely allow all available fonts on the system
 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
@@ -197,10 +197,6 @@ void DlgSettingsNavigation::loadSettings()
 #endif
     ui->naviCubeFontName->addItems(familyNames);
 
-    // if the parameter has not yet been set, do so immediately
-    // this assures it is set even if the user cancels the dialog
-    if (hGrp->GetASCII("FontString", "").empty())
-        hGrp->SetASCII("FontString", defaultSansserifFont.c_str());
     int indexFamilyNames = familyNames.indexOf(
         QString::fromStdString(hGrp->GetASCII("FontString", defaultSansserifFont.c_str())));
     if (indexFamilyNames < 0)
diff --git a/src/Gui/NaviCube.cpp b/src/Gui/NaviCube.cpp
index 9c384540f9..7977f3bf00 100644
--- a/src/Gui/NaviCube.cpp
+++ b/src/Gui/NaviCube.cpp
@@ -292,22 +292,20 @@ void NaviCube::setFontSize(int size)
     m_NaviCubeImplementation->m_CubeTextSize = size;
 }
 
-// sets a default sansserif font
-// the Helvetica font is a good start for most OSes
-QFont NaviCube::getDefaultSansserifFont()
+QString NaviCube::getDefaultSansserifFont()
 {
     // Windows versions since 2017 have the 'Bahnschrift' font (a condensed
     // sans serif font, optimized for readability despite being condensed),
     // we first check for that.
-    QFont font(QString::fromLatin1("Bahnschrift"));
-    if (font.exactMatch())
-        return font;
+    QFont font(QStringLiteral("Bahnschrift"));
+    if (!font.exactMatch())
+        // On systems without 'Bahnschrift' we check for 'Helvetica' or its closest match
+        // as default sans serif font. (For Windows 7 this will e.g. result in 'Arial'.)
+        font = QFont(QStringLiteral("Helvetica"));
 
-    // On systems without 'Bahnschrift' we check for 'Helvetica' or its closest match
-    // as default sans serif font. (For Windows 7 this will e.g. result in 'Arial'.)
-    font = QString::fromLatin1("Helvetica");
     font.setStyleHint(QFont::SansSerif);
-    return font;
+    // QFontInfo is required to get the actually matched font family
+    return QFontInfo(font).family();
 }
 
 int NaviCube::getDefaultFontSize()
@@ -406,7 +404,7 @@ void NaviCubeImplementation::OnChange(ParameterGrp::SubjectType& rCaller,
     }
     else if (strcmp(reason, "FontString") == 0) {
         m_CubeTextFont = (rGrp.GetASCII(
-            reason, NaviCube::getDefaultSansserifFont().family().toStdString().c_str()));
+            reason, NaviCube::getDefaultSansserifFont().toStdString().c_str()));
     }
 }
 
diff --git a/src/Gui/NaviCube.h b/src/Gui/NaviCube.h
index cdd196266a..6ed30c0c62 100644
--- a/src/Gui/NaviCube.h
+++ b/src/Gui/NaviCube.h
@@ -52,7 +52,7 @@ public:
     void setNaviStepByTurn(int steps);
     void setFont(std::string font);
     void setFontSize(int size);
-    static QFont getDefaultSansserifFont();
+    static QString getDefaultSansserifFont();
     int getDefaultFontSize();
     static void setNaviCubeCommands(const std::vector<std::string>& cmd);
     static void setNaviCubeLabels(const std::vector<std::string>& labels);
diff --git a/src/Gui/View3DInventor.cpp b/src/Gui/View3DInventor.cpp
index f2ae6e1ffc..1b987df3e5 100644
--- a/src/Gui/View3DInventor.cpp
+++ b/src/Gui/View3DInventor.cpp
@@ -399,7 +399,7 @@ void View3DInventor::OnChange(ParameterGrp::SubjectType &rCaller,ParameterGrp::M
     }
     else if (strcmp(Reason, "FontString") == 0) {
         std::string font = rGrp.GetASCII(
-            "FontString", NaviCube::getDefaultSansserifFont().family().toStdString().c_str());
+            "FontString", NaviCube::getDefaultSansserifFont().toStdString().c_str());
         _viewer->getNavigationCube()->setFont(font);
     }
     else if (strcmp(Reason,"UseVBO") == 0) {