diff --git a/include/valijson/constraints/basic_constraint.hpp b/include/valijson/constraints/basic_constraint.hpp
index 5de9683..fd149a0 100644
--- a/include/valijson/constraints/basic_constraint.hpp
+++ b/include/valijson/constraints/basic_constraint.hpp
@@ -29,7 +29,7 @@ struct BasicConstraint: Constraint
     BasicConstraint(const BasicConstraint &other)
       : m_allocator(other.m_allocator) { }
 
-    ~BasicConstraint<ConstraintType>() override = default;
+    ~BasicConstraint() override = default;
 
     bool accept(ConstraintVisitor &visitor) const override
     {