diff --git a/source/utilities.tex b/source/utilities.tex
index b557f7ddc1..770dffb204 100644
--- a/source/utilities.tex
+++ b/source/utilities.tex
@@ -11050,10 +11050,6 @@
 
   template<class T>
     weak_ptr(shared_ptr<T>) -> weak_ptr<T>;
-
-  // \ref{util.smartptr.weak.spec}, specialized algorithms
-  template<class T>
-    void swap(weak_ptr<T>& a, weak_ptr<T>& b) noexcept;
 }
 \end{codeblock}