diff --git a/include/vrv/options.h b/include/vrv/options.h
index 2cb3eff0844..42f59ce1b77 100644
--- a/include/vrv/options.h
+++ b/include/vrv/options.h
@@ -122,7 +122,7 @@ class Option {
     void SetShortOption(char shortOption, bool isCmdOnly);
     char GetShortOption() const { return m_shortOption; }
     bool IsCmdOnly() const { return m_isCmdOnly; }
-    bool IsArgumentRequired() const { return true; }
+    virtual bool IsArgumentRequired() const { return true; }
 
     /**
      * Return a JSON object for the option
@@ -187,7 +187,7 @@ class OptionBool : public Option {
     bool GetDefault() const { return m_defaultValue; }
     bool SetValue(bool value);
 
-    bool IsArgumentRequired() const { return false; }
+    bool IsArgumentRequired() const override { return false; }
 
 private:
     //