diff --git a/3rdparty/singleapplication/singleapplication.h b/3rdparty/singleapplication/singleapplication.h
index 003df688..2e92da14 100644
--- a/3rdparty/singleapplication/singleapplication.h
+++ b/3rdparty/singleapplication/singleapplication.h
@@ -61,7 +61,7 @@ class SingleApplication : public QApplication {  // clazy:exclude=ctor-missing-p
    * block will be user wide.
    * @enum
    */
-  enum Mode {
+  enum class Mode {
     User = 1 << 0,
     System = 1 << 1,
     SecondaryNotification = 1 << 2,
diff --git a/3rdparty/singleapplication/singlecoreapplication.h b/3rdparty/singleapplication/singlecoreapplication.h
index 9136af4f..97759f1c 100644
--- a/3rdparty/singleapplication/singlecoreapplication.h
+++ b/3rdparty/singleapplication/singlecoreapplication.h
@@ -61,7 +61,7 @@ class SingleCoreApplication : public QCoreApplication {  // clazy:exclude=ctor-m
    * block will be user wide.
    * @enum
    */
-  enum Mode {
+  enum class Mode {
     User = 1 << 0,
     System = 1 << 1,
     SecondaryNotification = 1 << 2,