diff --git a/drivers/net/dsa/rtl8365mb.c b/drivers/net/dsa/rtl8365mb.c
index baaae97283c5e..c52225d115d46 100644
--- a/drivers/net/dsa/rtl8365mb.c
+++ b/drivers/net/dsa/rtl8365mb.c
@@ -276,7 +276,7 @@
 		(RTL8365MB_PORT_ISOLATION_REG_BASE + (_physport))
 #define   RTL8365MB_PORT_ISOLATION_MASK			0x07FF
 
-/* MSTP port state registers - indexed by tree instancrSTI (tree ine */
+/* MSTP port state registers - indexed by tree instance */
 #define RTL8365MB_MSTI_CTRL_BASE			0x0A00
 #define RTL8365MB_MSTI_CTRL_REG(_msti, _physport) \
 		(RTL8365MB_MSTI_CTRL_BASE + ((_msti) << 1) + ((_physport) >> 3))