diff --git a/prepare.sh b/prepare.sh
index eb64112..78f74be 100755
--- a/prepare.sh
+++ b/prepare.sh
@@ -61,4 +61,4 @@ prepare() {
     cd ../
 }
 prepare x86_64 ''
-prepare aarch64 'CT_CANADIAN=y\nCT_HOST="aarch64-linux-gnu"\n# CT_ZSTD_NEEDED is not set\n'
\ No newline at end of file
+prepare aarch64 'CT_CANADIAN=y\nCT_HOST="aarch64-linux-gnu"\n'
\ No newline at end of file
diff --git a/src/defconfig b/src/defconfig
index c0fe099..356806b 100644
--- a/src/defconfig
+++ b/src/defconfig
@@ -8,6 +8,4 @@ CT_ARCH_FPU="neon-vfpv4"
 CT_ARCH_FLOAT_HW=y
 CT_KERNEL_LINUX=y
 CT_LINUX_V_4_19=y
-# CT_CC_GCC_STATIC_LIBSTDCXX is not set
-# CT_CC_GCC_USE_LTO is not set
 CT_CC_LANG_CXX=y