diff --git a/developer-doc/plmdIntro.md b/developer-doc/plmdIntro.md
index 40266de9bc304f90c6ac3ff9dc54a5ca8ea27601..872cb15020828f9ceed11e9d39fab76bd695f225 100644
--- a/developer-doc/plmdIntro.md
+++ b/developer-doc/plmdIntro.md
@@ -355,7 +355,7 @@ class B{
   A& content;
 public:
   B();
-  ~();
+  ~B();
 };
 
 }