diff --git a/krunner/view.cpp b/krunner/view.cpp
--- a/krunner/view.cpp
+++ b/krunner/view.cpp
@@ -175,6 +175,15 @@
 void View::slotFocusWindowChanged()
 {
     if (!QGuiApplication::focusWindow()) {
+        // ask the view to hide itself, it may refuse to if there's still a query in the input box (cf. Bug 353026)
+        if (m_qmlObj->rootObject()) {
+            // note this doesn't check the return value of focusLost but merely if the call succeeded
+            if (QMetaObject::invokeMethod(m_qmlObj->rootObject(), "focusLost")) {
+                return;
+            }
+        }
+
+        // fallback for old LNF themes that don't have the function we call
         setVisible(false);
     }
 }
diff --git a/lookandfeel/contents/runcommand/RunCommand.qml b/lookandfeel/contents/runcommand/RunCommand.qml
--- a/lookandfeel/contents/runcommand/RunCommand.qml
+++ b/lookandfeel/contents/runcommand/RunCommand.qml
@@ -29,6 +29,13 @@
     property string runner
     property bool showHistory: false
 
+    // called by view.cpp when the window loses focus (cf. Bug 353026)
+    function focusLost() {
+        if (queryField.text === "") {
+            runnerWindow.visible = false;
+        }
+    }
+
     LayoutMirroring.enabled: Qt.application.layoutDirection === Qt.RightToLeft
     LayoutMirroring.childrenInherit: true