diff --git a/meta-oniro-core/recipes-extended/ltp/ltp_%.bbappend b/meta-oniro-core/recipes-extended/ltp/ltp_%.bbappend
index fcd38d72e8f05594eeeedf3fa747c7bb1b6d2280..3213d51a4837134de095ece454838cfb1ff3a2e2 100644
--- a/meta-oniro-core/recipes-extended/ltp/ltp_%.bbappend
+++ b/meta-oniro-core/recipes-extended/ltp/ltp_%.bbappend
@@ -8,4 +8,4 @@
 # Removing -Werror=array-bounds here allows us to use -Werror=array-bounds
 # globally in OPTIMIZE_FOR=security mode.
 
-TARGET_CFLAGS_remove = "-Werror=array-bounds"
+TARGET_CFLAGS:remove = "-Werror=array-bounds"