diff --git a/tooltipcontent.cpp b/tooltipcontent.cpp
index dccedbae1..318689c98 100644
--- a/tooltipcontent.cpp
+++ b/tooltipcontent.cpp
@@ -143,7 +143,7 @@ QPixmap ToolTipContent::image() const
     return d->image;
 }
 
-void ToolTipContent::setWindowToPreview(const WId id)
+void ToolTipContent::setWindowToPreview(WId id)
 {
     d->windowsToPreview.clear();
     d->windowsToPreview.append(id);
diff --git a/widgets/meter.cpp b/widgets/meter.cpp
index 4264d1bb6..33a81d36b 100644
--- a/widgets/meter.cpp
+++ b/widgets/meter.cpp
@@ -385,7 +385,7 @@ QFont Meter::labelFont(int index) const
     return d->fonts[index];
 }
 
-void Meter::setLabelAlignment(int index, Qt::Alignment alignment)
+void Meter::setLabelAlignment(int index, const Qt::Alignment alignment)
 {
     while (d->alignments.count() <= index) {
         d->alignments << alignment;