diff --git a/src/plugins/cppeditor/cppautocompleter.cpp b/src/plugins/cppeditor/cppautocompleter.cpp
index 2df19e8a02c..da1e6b527b7 100644
--- a/src/plugins/cppeditor/cppautocompleter.cpp
+++ b/src/plugins/cppeditor/cppautocompleter.cpp
@@ -371,7 +371,7 @@ void CppEditorPlugin::test_autoBackspace_data()
 
         QTest::newRow((QLatin1String("Inside ") + charGroupTestName(c)).toLatin1().data())
                 << fileContent(InBetween, c)
-                << QString("([").contains(c);
+                << QString("(['\"").contains(c);
     }
 }