diff --git a/include/configs/sbc35_a9g20.h b/include/configs/sbc35_a9g20.h
index 1f2ff9e..b9f27cc 100644
--- a/include/configs/sbc35_a9g20.h
+++ b/include/configs/sbc35_a9g20.h
@@ -41,7 +41,7 @@
 #endif
 
 /* ARM asynchronous clock */
-#define AT91_MAIN_CLOCK		12000000	/* 12.000 MHz crystal */
+#define CONFIG_SYS_AT91_MAIN_CLOCK	12000000	/* 12.000 MHz crystal */
 #define CONFIG_SYS_HZ		1000
 
 #define CONFIG_ARM926EJS	1	/* This is an ARM926EJS Core	*/