diff --git a/meta/recipes-kernel/linux/kernel-devsrc.bb b/meta/recipes-kernel/linux/kernel-devsrc.bb
index 90bdbfc534..92fd0e0c66 100644
--- a/meta/recipes-kernel/linux/kernel-devsrc.bb
+++ b/meta/recipes-kernel/linux/kernel-devsrc.bb
@@ -468,3 +468,5 @@ RDEPENDS:${PN} += "${@bb.utils.contains('ARCH', 'powerpc', 'elfutils-dev', '', d
 RDEPENDS:${PN} += "gcc-plugins libmpc-dev"
 # 5.13+ needs grep for powerpc
 RDEPENDS:${PN}:append:powerpc = " grep"
+# scripts/mksysmap is a #!/bin/sed -f script
+RDEPENDS:${PN} += "sed"