diff --git a/src/actions/severity.h b/src/actions/severity.h
index 06ef56bf..26f1a8b4 100644
--- a/src/actions/severity.h
+++ b/src/actions/severity.h
@@ -36,7 +36,7 @@ class Severity : public Action {
 
     bool evaluate(Rule *rule, Transaction *transaction,
         RuleMessage *rm) override;
-    bool init(std::string *error);
+    bool init(std::string *error) override;
 
     int m_severity;
 };
diff --git a/src/actions/xmlns.h b/src/actions/xmlns.h
index d9db4560..d5064a43 100644
--- a/src/actions/xmlns.h
+++ b/src/actions/xmlns.h
@@ -35,7 +35,7 @@ class XmlNS : public Action {
         return true;
     }
 
-    bool init(std::string *error);
+    bool init(std::string *error) override;
 
     std::string m_scope;
     std::string m_href;