diff --git a/examples/c++-dataflow/run.rs b/examples/c++-dataflow/run.rs
index a6f9f673..3c29ce47 100644
--- a/examples/c++-dataflow/run.rs
+++ b/examples/c++-dataflow/run.rs
@@ -73,6 +73,7 @@ async fn build_cxx_node(root: &Path, path: &Path, out_name: &str) -> eyre::Resul
     #[cfg(target_os = "macos")]
     {
         clang.arg("-framework").arg("CoreServices");
+        clang.arg("-framework").arg("Security");
         clang.arg("-l").arg("System");
         clang.arg("-l").arg("resolv");
         clang.arg("-l").arg("pthread");
diff --git a/examples/c-dataflow/run.rs b/examples/c-dataflow/run.rs
index 594f2888..1110c067 100644
--- a/examples/c-dataflow/run.rs
+++ b/examples/c-dataflow/run.rs
@@ -65,6 +65,7 @@ async fn build_c_node(root: &Path, name: &str, out_name: &str) -> eyre::Result<(
     #[cfg(target_os = "macos")]
     {
         clang.arg("-framework").arg("CoreServices");
+        clang.arg("-framework").arg("Security");
         clang.arg("-l").arg("System");
         clang.arg("-l").arg("resolv");
         clang.arg("-l").arg("pthread");