diff --git a/src/main.c b/src/main.c
index 60d32b4..cd9cbb6 100644
--- a/src/main.c
+++ b/src/main.c
@@ -72,6 +72,7 @@ gt_set_signal(void)
     sigaction(SIGHUP, &sa, NULL);
     sigaction(SIGPIPE, &sa, NULL);
     sigaction(SIGUSR1, &sa, NULL);
+    sigaction(SIGUSR2, &sa, NULL);
 }
 
 static void