diff --git a/src/libs/zbxsysinfo/linux/diskspace.c b/src/libs/zbxsysinfo/linux/diskspace.c
index e6bb828..b8388ed 100644
--- a/src/libs/zbxsysinfo/linux/diskspace.c
+++ b/src/libs/zbxsysinfo/linux/diskspace.c
@@ -121,7 +121,7 @@ int	VFS_FS_SIZE(AGENT_REQUEST *request, AGENT_RESULT *result)
 
 int	VFS_FS_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
 {
-	char		line[MAX_STRING_LEN], *p, *mpoint, *mtype;
+	char		line[MAX_STRING_LEN], *p, *mpoint, *mtype, *mdev;
 	FILE		*f;
 	struct zbx_json	j;
 
@@ -137,9 +137,13 @@ int	VFS_FS_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
 
 	while (NULL != fgets(line, sizeof(line), f))
 	{
+		mdev = line;
+
 		if (NULL == (p = strchr(line, ' ')))
 			continue;
 
+		*p = '\0';
+
 		mpoint = ++p;
 
 		if (NULL == (p = strchr(mpoint, ' ')))
@@ -155,6 +159,7 @@ int	VFS_FS_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)
 		*p = '\0';
 
 		zbx_json_addobject(&j, NULL);
+		zbx_json_addstring(&j, "{#FSDEV}", mdev, ZBX_JSON_TYPE_STRING);
 		zbx_json_addstring(&j, "{#FSNAME}", mpoint, ZBX_JSON_TYPE_STRING);
 		zbx_json_addstring(&j, "{#FSTYPE}", mtype, ZBX_JSON_TYPE_STRING);
 		zbx_json_close(&j);