diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst
index 894d194a4b..6ae1d46107 100644
--- a/doc/guides/nics/i40e.rst
+++ b/doc/guides/nics/i40e.rst
@@ -445,8 +445,8 @@ is used as the VF driver, DPDK cannot choose 16 byte receive descriptor. That
 is to say, user should keep ``CONFIG_RTE_LIBRTE_I40E_16BYTE_RX_DESC=n`` in
 config file.
 
-Link down with i40e kernel driver after DPDK application exist
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Link down with i40e kernel driver after DPDK application exit
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 After DPDK application quit, and the device is bound back to Linux i40e
 kernel driver, the link cannot be up after ``ifconfig <dev> up``.