diff --git a/src/frontends/qt4/GuiWorkArea.cpp b/src/frontends/qt4/GuiWorkArea.cpp
index f20ffe2d2c..129656444b 100644
--- a/src/frontends/qt4/GuiWorkArea.cpp
+++ b/src/frontends/qt4/GuiWorkArea.cpp
@@ -1268,6 +1268,8 @@ void GuiWorkArea::paintEvent(QPaintEvent * ev)
 		// backing store has to be copied to screen (this is a no-op
 		// except on macOS).
 		d->updateScreen(ev->rect());
+		// Ignore this paint event, but request a new one for later.
+		viewport()->update(ev->rect());
 		ev->accept();
 		return;
 	}
diff --git a/status.23x b/status.23x
index d0cf002509..d0f6835ee4 100644
--- a/status.23x
+++ b/status.23x
@@ -155,6 +155,8 @@ What's new
 
 - Fix display of raster graphics with viewports (bug 11180).
 
+- Fix some missing screen updates (bug 11323, regression in 2.3.1).
+
 
 * INTERNALS