diff --git a/src/dnode/src/dnodeTelemetry.c b/src/dnode/src/dnodeTelemetry.c
index 69993705913417cec8a51ca1d41995c1444e87c3..4fdc0b8a73b58efa801f33ea99ffb7d123a72dcf 100644
--- a/src/dnode/src/dnodeTelemetry.c
+++ b/src/dnode/src/dnodeTelemetry.c
@@ -270,7 +270,9 @@ static void dnodeGetEmail(char* filepath) {
   
   if (taosTRead(fd, (void *)tsEmail, TSDB_FQDN_LEN) < 0) {
     dError("failed to read %d bytes from file %s since %s", TSDB_FQDN_LEN, filepath, strerror(errno));
-  }    
+  } 
+
+  close(fd);   
 }