From 3e3b7b8356f02b7d26b814a00bdaa349f109455d Mon Sep 17 00:00:00 2001
From: CEL Dev Team <cel-dev@google.com>
Date: Mon, 15 Jun 2026 20:53:44 -0700
Subject: [PATCH] No public description

PiperOrigin-RevId: 932837015
---
 eval/public/containers/container_backed_map_impl.cc      | 2 +-
 eval/public/containers/internal_field_backed_map_impl.cc | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/eval/public/containers/container_backed_map_impl.cc b/eval/public/containers/container_backed_map_impl.cc
index 5ac08af92..99d0cdeba 100644
--- a/eval/public/containers/container_backed_map_impl.cc
+++ b/eval/public/containers/container_backed_map_impl.cc
@@ -88,7 +88,7 @@ class CelValueEq {
 absl::optional<CelValue> CelMapBuilder::operator[](CelValue cel_key) const {
   auto item = values_map_.find(cel_key);
   if (item == values_map_.end()) {
-    return absl::nullopt;
+    return std::nullopt;
   }
   return item->second;
 }
diff --git a/eval/public/containers/internal_field_backed_map_impl.cc b/eval/public/containers/internal_field_backed_map_impl.cc
index a879955d1..2d5666c58 100644
--- a/eval/public/containers/internal_field_backed_map_impl.cc
+++ b/eval/public/containers/internal_field_backed_map_impl.cc
@@ -154,7 +154,7 @@ absl::optional<CelValue> FieldBackedMapImpl::operator[](CelValue key) const {
     return CreateErrorValue(arena_, lookup_result.status());
   }
   if (!*lookup_result) {
-    return absl::nullopt;
+    return std::nullopt;
   }
 
   // Get value descriptor treating it as a repeated field.