diff --git a/source/future.tex b/source/future.tex
index 4eab361bf9..fd726261f3 100644
--- a/source/future.tex
+++ b/source/future.tex
@@ -115,6 +115,19 @@
 \end{codeblock}
 \end{example}
 
+\rSec1[depr.ellipsis.comma]{Non-comma-separated ellipsis parameters}
+
+A \grammarterm{parameter-declaration-clause}
+of the form
+\grammarterm{parameter-declaration-list} \tcode{...}
+is deprecated.
+\begin{example}
+\begin{codeblock}
+void f(int...);         // deprecated
+void g(auto...);        // OK, declares a function parameter pack
+void h(auto......);     // deprecated
+\end{codeblock}
+\end{example}
 
 \rSec1[depr.array.comp]{Array comparisons}