diff --git a/src/security/validator-config.hpp b/src/security/validator-config.hpp
index a477325..2a5fac9 100644
--- a/src/security/validator-config.hpp
+++ b/src/security/validator-config.hpp
@@ -90,14 +90,14 @@
   isEmpty();
 
 protected:
-  virtual void
+  void
   checkPolicy(const Data& data,
               int nSteps,
               const OnDataValidated& onValidated,
               const OnDataValidationFailed& onValidationFailed,
               std::vector<shared_ptr<ValidationRequest>>& nextSteps) override;
 
-  virtual void
+  void
   checkPolicy(const Interest& interest,
               int nSteps,
               const OnInterestValidated& onValidated,