diff --git a/target/linux/xburst/config-2.6.31 b/target/linux/xburst/config-2.6.31
index 32a77dfec..cbc6ec708 100644
--- a/target/linux/xburst/config-2.6.31
+++ b/target/linux/xburst/config-2.6.31
@@ -153,6 +153,7 @@ CONFIG_IRQ_CPU=y
 CONFIG_JBD=y
 CONFIG_JZ4740_ADC=y
 CONFIG_JZ4740_QI_LB60=y
+# CONFIG_JZ4740_N526 is not set
 CONFIG_JZRISC=y
 CONFIG_JZSOC=y
 CONFIG_KALLSYMS=y