diff --git a/source/support.tex b/source/support.tex
index 5765193ab3..e5291acbd5 100644
--- a/source/support.tex
+++ b/source/support.tex
@@ -676,7 +676,7 @@
 #define @\defnlibxname{cpp_lib_exception_ptr_cast}@                202603L // also in \libheader{exception}
 #define @\defnlibxname{cpp_lib_exchange_function}@                 201304L // freestanding, also in \libheader{utility}
 #define @\defnlibxname{cpp_lib_execution}@                         201902L // also in \libheader{execution}
-#define @\defnlibxname{cpp_lib_expected}@                          202211L // also in \libheader{expected}
+#define @\defnlibxname{cpp_lib_expected}@                          202606L // also in \libheader{expected}
 #define @\defnlibxname{cpp_lib_filesystem}@                        201703L // also in \libheader{filesystem}
 #define @\defnlibxname{cpp_lib_flat_map}@                          202511L // also in \libheader{flat_map}
 #define @\defnlibxname{cpp_lib_flat_set}@                          202511L // also in \libheader{flat_set}
diff --git a/source/utilities.tex b/source/utilities.tex
index fab740018a..def0f7d6b8 100644
--- a/source/utilities.tex
+++ b/source/utilities.tex
@@ -8525,6 +8525,7 @@
     constexpr T&& operator*() && noexcept;
     constexpr explicit operator bool() const noexcept;
     constexpr bool has_value() const noexcept;
+    constexpr bool has_error() const noexcept;
     constexpr const T& value() const &;                                     // freestanding-deleted
     constexpr T& value() &;                                                 // freestanding-deleted
     constexpr const T&& value() const &&;                                   // freestanding-deleted
@@ -9418,6 +9419,18 @@
 \exposid{has_val}.
 \end{itemdescr}
 
+\indexlibrarymember{has_error}{expected}%
+\begin{itemdecl}
+constexpr bool has_error() const noexcept;
+\end{itemdecl}
+
+\begin{itemdescr}
+\pnum
+\effects
+Equivalent to:
+\tcode{return !has_value();}
+\end{itemdescr}
+
 \indexlibrarymember{value}{expected}%
 \begin{itemdecl}
 constexpr const T& value() const &;
@@ -9944,6 +9957,7 @@
   // \ref{expected.void.obs}, observers
   constexpr explicit operator bool() const noexcept;
   constexpr bool has_value() const noexcept;
+  constexpr bool has_error() const noexcept;
   constexpr void operator*() const noexcept;
   constexpr void value() const &;                                           // freestanding-deleted
   constexpr void value() &&;                                                // freestanding-deleted
@@ -10446,6 +10460,18 @@
 \exposid{has_val}.
 \end{itemdescr}
 
+\indexlibrarymember{has_error}{expected<void>}%
+\begin{itemdecl}
+constexpr bool has_error() const noexcept;
+\end{itemdecl}
+
+\begin{itemdescr}
+\pnum
+\effects
+Equivalent to:
+\tcode{return !has_value();}
+\end{itemdescr}
+
 \indexlibrarymember{operator*}{expected<void>}%
 \begin{itemdecl}
 constexpr void operator*() const noexcept;