diff --git a/src/widgets/doc/snippets/qstyleplugin/main.cpp b/src/widgets/doc/snippets/qstyleplugin/main.cpp
index 3a3a42be160..9eac992a9a4 100644
--- a/src/widgets/doc/snippets/qstyleplugin/main.cpp
+++ b/src/widgets/doc/snippets/qstyleplugin/main.cpp
@@ -95,7 +95,7 @@ QStyle *MyStylePlugin::create(const QString &key)
     } else if (lcKey == "starbuster") {
         return new StarBusterStyle;
     }
-    return 0;
+    return nullptr;
 }
 //! [1]