diff --git a/src/SPC/util/SPCConfigUtil.php b/src/SPC/util/SPCConfigUtil.php
index dbc29a36..d0c1cf73 100644
--- a/src/SPC/util/SPCConfigUtil.php
+++ b/src/SPC/util/SPCConfigUtil.php
@@ -8,7 +8,6 @@ use SPC\builder\BuilderBase;
 use SPC\builder\BuilderProvider;
 use SPC\exception\WrongUsageException;
 use SPC\store\Config;
-use SPC\toolchain\ClangNativeToolchain;
 use SPC\toolchain\GccNativeToolchain;
 use SPC\toolchain\ToolchainManager;
 use Symfony\Component\Console\Input\ArgvInput;