diff --git a/meta-ohos-core/conf/distro/allscenarios-linux.conf b/meta-ohos-core/conf/distro/allscenarios-linux.conf
index 89557c7605e2440556a7a935c07daf9df9b5bbcf..d19bbb0bb7e3c39cc03d8dbbb0105b5f15af1e74 100644
--- a/meta-ohos-core/conf/distro/allscenarios-linux.conf
+++ b/meta-ohos-core/conf/distro/allscenarios-linux.conf
@@ -12,10 +12,6 @@ DISTRO_VERSION = "0.1.99"
 
 TCLIBC ?= "musl"
 
-TOOLCHAIN ?= "clang"
-RUNTIME ?= "llvm"
-LIBCPLUSPLUS ?= "--stdlib=libc++"
-CLANGSDK ?= "1"
 BINUVERSION ?= "2.36%"
 
 INIT_MANAGER = "systemd"