diff --git a/source/exec.tex b/source/exec.tex
index fe48927ffb..4ecfdfc88b 100644
--- a/source/exec.tex
+++ b/source/exec.tex
@@ -4104,7 +4104,7 @@
 is initialized with a callable object
 equivalent to the following lambda expression:
 \begin{codeblock}
-[]<class Sndr, class Rcvr>(Sndr&& sndr, Rcvr& rcvr) noexcept(@$e$@) -> decltype(e) {
+[]<class Sndr, class Rcvr>(Sndr&& sndr, Rcvr& rcvr) noexcept(@$e$@) -> decltype(@$e$@) {
   return @$e$@;
 }
 \end{codeblock}