diff --git a/openpower/configs/firestone_defconfig b/openpower/configs/firestone_defconfig
index eb4eb30..5cf127f 100644
--- a/openpower/configs/firestone_defconfig
+++ b/openpower/configs/firestone_defconfig
@@ -6,7 +6,7 @@
 BR2_EXTRA_GCC_CONFIG_OPTIONS="--enable-targets=powerpc64-linux"
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 # BR2_TOOLCHAIN_BUILDROOT_LIBSTDCPP is not set
-BR2_GLIBC_VERSION_2_22=y
+BR2_GLIBC_VERSION_2_23=y
 
 BR2_OPENPOWER_CONFIG_NAME="firestone"
 BR2_OPENPOWER_XML_PACKAGE="firestone-xml"