diff --git a/src/plugins/nim/project/nimbuildsystem.h b/src/plugins/nim/project/nimbuildsystem.h
index 9ea9a337c4c..4e4fb7d8ccc 100644
--- a/src/plugins/nim/project/nimbuildsystem.h
+++ b/src/plugins/nim/project/nimbuildsystem.h
@@ -58,7 +58,7 @@ public:
     void setExcludedFiles(const QStringList &list); // Keep for compatibility with Qt Creator 4.10
     QStringList excludedFiles(); // Make private when no longer supporting Qt Creator 4.10
 
-    void triggerParsing();
+    void triggerParsing() override;
 
     const Utils::FilePathList nimFiles() const;