diff --git a/builtin/gc.c b/builtin/gc.c
index b842349d86..00192ae5d3 100644
--- a/builtin/gc.c
+++ b/builtin/gc.c
@@ -2434,7 +2434,7 @@ static int systemd_timer_write_service_template(const char *exec_path)
 	       "LockPersonality=yes\n"
 	       "MemoryDenyWriteExecute=yes\n"
 	       "NoNewPrivileges=yes\n"
-	       "RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6\n"
+	       "RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6 AF_VSOCK\n"
 	       "RestrictNamespaces=yes\n"
 	       "RestrictRealtime=yes\n"
 	       "RestrictSUIDSGID=yes\n"