diff --git a/src/core/ngx_config.h b/src/core/ngx_config.h
index a6e5b09..6e381f5 100644
--- a/src/core/ngx_config.h
+++ b/src/core/ngx_config.h
@@ -41,8 +41,14 @@
 #define NGX_TERMINATE_SIGNAL     TERM
 #define NGX_NOACCEPT_SIGNAL      WINCH
 #define NGX_RECONFIGURE_SIGNAL   HUP
+
+#if (NGX_LINUXTHREADS)
+#define NGX_REOPEN_SIGNAL        INFO
+#define NGX_CHANGEBIN_SIGNAL     XCPU
+#else
 #define NGX_REOPEN_SIGNAL        USR1
 #define NGX_CHANGEBIN_SIGNAL     USR2
+#endif
 
 #endif