diff --git a/cibw_before_all.sh b/cibw_before_all.sh
index d93b076..2ba31dd 100644
--- a/cibw_before_all.sh
+++ b/cibw_before_all.sh
@@ -22,10 +22,6 @@ elif command -v apk; then
 elif command -v yum; then
     yum -y install centos-release-scl llvm-toolset-7.0 llvm-toolset-7.0-llvm-devel
     source scl_source enable llvm-toolset-7.0 || true
-    ln -s `which clang` /usr/local/bin/clang
-    ln -s `which clang-7` /usr/local/bin/clang-7
-    ln -s `which llvm-config` /usr/local/bin/llvm-config
-    ln -s `which llvm-config-7` /usr/local/bin/llvm-config-7
 fi
 
 pushd rizin
diff --git a/pyproject.toml b/pyproject.toml
index 8e4f15b..f7ce8f5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ setup = ['-Dwheel=true']
 [tool.cibuildwheel]
 build-verbosity = 3
 before-all = "bash {project}/cibw_before_all.sh"
-before-build = "source scl_source enable llvm-toolset-7.0 || true"
+before-build-linux = "source scl_source enable llvm-toolset-7.0 || true"
 manylinux-x86_64-image = "manylinux2014"
 manylinux-i686-image = "manylinux2014"
 skip = "pp*"