1 files changed, 4 insertions, 4 deletions
diff --git a/src/xmlpatterns/expr/qcollationchecker_p.h b/src/xmlpatterns/expr/qcollationchecker_p.h
index ed04d438..15431e42 100644
--- a/src/xmlpatterns/expr/qcollationchecker_p.h
+++ b/src/xmlpatterns/expr/qcollationchecker_p.h
@@ -72,19 +72,19 @@ namespace QPatternist
     public:
         CollationChecker(const Expression::Ptr &source);
 
-        virtual Item evaluateSingleton(const DynamicContext::Ptr &) const;
+        Item evaluateSingleton(const DynamicContext::Ptr &) const override;
 
         /**
          * Expects exactly one string.
          */
-        virtual SequenceType::List expectedOperandTypes() const;
+        SequenceType::List expectedOperandTypes() const override;
 
         /**
          * @returns its operand's static type.
          */
-        virtual SequenceType::Ptr staticType() const;
+        SequenceType::Ptr staticType() const override;
 
-        virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const;
+        ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const override;
     };
 }