diff --git a/src/plugins/qmldesigner/components/itemlibrary/itemlibraryview.cpp b/src/plugins/qmldesigner/components/itemlibrary/itemlibraryview.cpp
index 4dd5be177f5..5afc95564a3 100644
--- a/src/plugins/qmldesigner/components/itemlibrary/itemlibraryview.cpp
+++ b/src/plugins/qmldesigner/components/itemlibrary/itemlibraryview.cpp
@@ -81,6 +81,7 @@ void ItemLibraryView::importsChanged(const Imports &addedImports, const Imports
         document->addSubcomponentManagerImport(import);
 
     updateImports();
+    m_widget->updatePossibleImports(model()->possibleImports());
 
     // TODO: generalize the logic below to allow adding/removing any Qml component when its import is added/removed
     bool simulinkImportAdded = std::any_of(addedImports.cbegin(), addedImports.cend(), [](const Import &import) {
diff --git a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
index 112453fb8d4..127bd4af534 100644
--- a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
+++ b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
@@ -348,7 +348,7 @@ void ItemLibraryWidget::updateModel()
 
 void ItemLibraryWidget::updatePossibleImports(const Imports &possibleImports)
 {
-    m_addModuleModel->update(possibleImports);
+    m_addModuleModel->update(difference(possibleImports, m_model->imports()));
     delayedUpdateModel();
 }