diff --git a/README b/README
index 9fda381..b27e757 100644
--- a/README
+++ b/README
@@ -507,6 +507,9 @@
 		CONFIG_SYS_FSL_IFC_CLK_DIV
 		Defines divider of platform clock(clock input to IFC controller).
 
+		CONFIG_SYS_FSL_LBC_CLK_DIV
+		Defines divider of platform clock(clock input to eLBC controller).
+
 		CONFIG_SYS_FSL_PBL_PBI
 		It enables addition of RCW (Power on reset configuration) in built image.
 		Please refer doc/README.pblimage for more details