diff --git a/meta-xilinx/meta-xilinx-bsp/conf/machine/aarch64-tc.conf b/meta-xilinx/meta-xilinx-bsp/conf/machine/aarch64-tc.conf
index e9e0412..08c2d1c 100644
--- a/meta-xilinx/meta-xilinx-bsp/conf/machine/aarch64-tc.conf
+++ b/meta-xilinx/meta-xilinx-bsp/conf/machine/aarch64-tc.conf
@@ -23,7 +23,7 @@
 DEFAULTTUNE_virtclass-multilib-libilp32 = "cortexa72-cortexa53-ilp32"
 
 AVAILTUNES += "cortexa72-cortexa53-ilp32"
-ARMPKGARCH_tune-cortexa72-cortexa53-ilp32 = "${ARMPKGARCH_tune-cortexa72-cortexa53}_ilp32"
+ARMPKGARCH_tune-cortexa72-cortexa53-ilp32 = "${ARMPKGARCH_tune-cortexa72-cortexa53}-ilp32"
 TUNE_FEATURES_tune-cortexa72-cortexa53-ilp32 = "${TUNE_FEATURES_tune-cortexa72-cortexa53} ilp32"
 PACKAGE_EXTRA_ARCHS_tune-cortexa72-cortexa53-ilp32 = "${PACKAGE_EXTRA_ARCHS_tune-cortexa72-cortexa53} cortexa72-cortexa53-ilp32"
 BASE_LIB_tune-cortexa72-cortexa53-ilp32 = "lib/ilp32"