diff --git a/meta-openembedded/meta-initramfs/recipes-devtools/klibc/klibc.inc b/meta-openembedded/meta-initramfs/recipes-devtools/klibc/klibc.inc
index 113459b..6093e19 100644
--- a/meta-openembedded/meta-initramfs/recipes-devtools/klibc/klibc.inc
+++ b/meta-openembedded/meta-initramfs/recipes-devtools/klibc/klibc.inc
@@ -32,6 +32,7 @@
 S = "${WORKDIR}/klibc-${PV}"
 
 OPTFLAGS = "${TUNE_CCARGS} -Os -fcommon"
+OPTFLAGS:append = " ${DEBUG_PREFIX_MAP}"
 OPTFLAGS:append:toolchain-clang = " -fno-builtin-bcmp"
 OPTFLAGS:append:toolchain-clang:mipsarch = " -no-integrated-as"