diff --git a/BUILD.bazel b/BUILD.bazel
index ff11949f5f..3569ed78a2 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -76,8 +76,8 @@ config_setting(
 # Version flag for clang.
 string_flag(
     name = "clang_version",
-    # macOS uses `clang-14.0.3` by default.
-    build_setting_default = "14.0.3",
+    # macOS uses `clang-15.0.0` by default.
+    build_setting_default = "15.0.0",
     visibility = ["//visibility:public"],
 )