diff --git a/meta-ohos-core/conf/distro/allscenarios-linux.conf b/meta-ohos-core/conf/distro/allscenarios-linux.conf
index 279871012d9cf811422d110b1a02e49f39e4082e..f95bcc75ee0900e19751554293c7ca9986056f94 100644
--- a/meta-ohos-core/conf/distro/allscenarios-linux.conf
+++ b/meta-ohos-core/conf/distro/allscenarios-linux.conf
@@ -12,6 +12,11 @@ DISTRO_VERSION = "0.1.99"
 
 TCLIBC ?= "musl"
 
+TOOLCHAIN ?= "clang"
+RUNTIME ?= "llvm"
+LIBCPLUSPLUS ?= "--stdlib=libc++"
+CLANGSDK ?= "1"
+
 INIT_MANAGER = "systemd"
 
 # Remove some of the default Poky DISTRO_FEATURES we inherited, but do not use.