diff --git a/meta-ohos-core/recipes-devtools/sed/sed_%.bbappend b/meta-ohos-core/recipes-devtools/sed/sed_%.bbappend
new file mode 100644
index 0000000000000000000000000000000000000000..df56ed287d4d0e3dc29a001a2024c7859c8a29cf
--- /dev/null
+++ b/meta-ohos-core/recipes-devtools/sed/sed_%.bbappend
@@ -0,0 +1,11 @@
+# SPDX-FileCopyrightText: Huawei Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+# sed uses non-literal format strings in a few places.
+# This has been verified to be harmless in 4.8.
+#
+# Removing -Werror=format-nonliteral here allows us to use
+# -Werror=format-nonliteral globally in OPTIMIZE_FOR=security mode
+# while keeping sed building.
+
+TARGET_CFLAGS_remove = "-Werror=format-nonliteral"