diff --git a/src/conf.c b/src/conf.c
index 83b1620..011d9ea 100644
--- a/src/conf.c
+++ b/src/conf.c
@@ -37,12 +37,6 @@
 #include "rotater.h"
 #include "zc_defs.h"
 
-#ifdef _WIN32
-#define STATS_FILE stat
-#else
-#define STATS_FILE lstat
-#endif
-
 /*******************************************************************************/
 #define ZLOG_CONF_DEFAULT_FORMAT "default = \"%D %V [%p:%F:%L] %m%n\""
 #define ZLOG_CONF_DEFAULT_RULE "*.*        >stdout"
@@ -471,11 +465,17 @@ static int zlog_conf_build_with_file(zlog_conf_t * a_conf)
 	int section = 0;
 	/* [global:1] [levels:2] [formats:3] [rules:4] */
 
-	if (STATS_FILE(a_conf->file, &a_stat)) {
+	if (stat(a_conf->file, &a_stat)) {
 		zc_error("lstat conf file[%s] fail, errno[%d]", a_conf->file,
 			 errno);
 		return -1;
 	}
+
+	if (!S_ISREG(a_stat.st_mode)) {
+		zc_error("conf file[%s] is not a regular file", a_conf->file);
+		return -1;
+	}
+
 	localtime_r(&(a_stat.st_mtime), &local_time);
 	strftime(a_conf->mtime, sizeof(a_conf->mtime), "%Y-%m-%d %H:%M:%S", &local_time);