diff --git a/include/ircd/json/tuple/at.h b/include/ircd/json/tuple/at.h
index f9b34b11b..df02ab9d4 100644
--- a/include/ircd/json/tuple/at.h
+++ b/include/ircd/json/tuple/at.h
@@ -135,7 +135,7 @@ at(const tuple &t,
 	const R *ret;
 	const auto closure
 	{
-		[&name, &ret](const auto &key, const auto &val)
+		[&name, &ret](const auto &key, const auto &val) noexcept
 		{
 			if constexpr(std::is_assignable<R, decltype(val)>())
 			{
@@ -168,7 +168,7 @@ at(tuple &t,
 	R *ret;
 	const auto closure
 	{
-		[&name, &ret](const auto &key, auto &val)
+		[&name, &ret](const auto &key, auto &val) noexcept
 		{
 			if constexpr(std::is_assignable<R, decltype(val)>())
 			{
diff --git a/include/ircd/json/tuple/get.h b/include/ircd/json/tuple/get.h
index 63ea64760..e21ac2d52 100644
--- a/include/ircd/json/tuple/get.h
+++ b/include/ircd/json/tuple/get.h
@@ -135,6 +135,7 @@ noexcept
 {
 	until(t, [&name, &ret]
 	(const auto &key, auto&& val)
+	noexcept
 	{
 		if constexpr(std::is_assignable<R, decltype(val)>())
 		{