diff --git a/src/build/config/sysroot.gni b/src/build/config/sysroot.gni
index ee2ecb9927..8ec0d8a62e 100644
--- a/src/build/config/sysroot.gni
+++ b/src/build/config/sysroot.gni
@@ -21,6 +21,7 @@ declare_args() {
 }
 
 if (current_os == target_os && current_cpu == target_cpu &&
+    current_toolchain == default_toolchain &&
     target_sysroot != "") {
   sysroot = target_sysroot
 } else if (is_android) {