diff --git a/src/zm_signal.cpp b/src/zm_signal.cpp
index fd967c0f0..efeb38c22 100644
--- a/src/zm_signal.cpp
+++ b/src/zm_signal.cpp
@@ -27,7 +27,6 @@
 
 bool zm_reload = false;
 bool zm_terminate = false;
-bool zm_panic = false;
 
 RETSIGTYPE zm_hup_handler(int signal) {
   // Shouldn't do complex things in signal handlers, logging is complex and can block due to mutexes.
diff --git a/src/zm_signal.h b/src/zm_signal.h
index c46ef38e8..3bd754725 100644
--- a/src/zm_signal.h
+++ b/src/zm_signal.h
@@ -34,7 +34,6 @@ typedef RETSIGTYPE (SigHandler)( int );
 
 extern bool zm_reload;
 extern bool zm_terminate;
-extern bool zm_panic;     // Similar to zm_terminate except tells all destructors to ignore locking. Mostly for use after failed fork/exec.
 
 RETSIGTYPE zmc_hup_handler( int signal );
 RETSIGTYPE zmc_term_handler( int signal );