diff --git a/systemd_target_signal.hpp b/systemd_target_signal.hpp
index 27e0334..755c817 100644
--- a/systemd_target_signal.hpp
+++ b/systemd_target_signal.hpp
@@ -75,6 +75,9 @@
     /** @brief Call phosphor-dump-manager to create BMC dump */
     void createBmcDump();
 
+    /** @brief Start BMC Quiesce Target to indicate critical service failure */
+    void startBmcQuiesceTarget();
+
     /** @brief Call phosphor-logging to create error
      *
      * @param[in]  error      - The error to log