1 files changed, 3 insertions, 3 deletions
diff --git a/include/qpdf/Pl_Concatenate.hh b/include/qpdf/Pl_Concatenate.hh
index 702c48e4..1f4e2f40 100644
--- a/include/qpdf/Pl_Concatenate.hh
+++ b/include/qpdf/Pl_Concatenate.hh
@@ -56,11 +56,11 @@ class QPDF_DLL_CLASS Pl_Concatenate: public Pipeline
 
       public:
         QPDF_DLL
-        ~Members();
+        ~Members() = default;
 
       private:
-        Members();
-        Members(Members const&);
+        Members() = default;
+        Members(Members const&) = delete;
     };
 
     std::shared_ptr<Members> m;