diff --git a/include/configs/T4240RDB.h b/include/configs/T4240RDB.h
index 7f831fb..a04d913 100644
--- a/include/configs/T4240RDB.h
+++ b/include/configs/T4240RDB.h
@@ -154,7 +154,7 @@
 #define CONFIG_SYS_NS16550_COM4	(CONFIG_SYS_CCSRBAR+0x11D600)
 
 /* I2C */
-#ifndef CONFIG_DM_I2C
+#if !CONFIG_IS_ENABLED(DM_I2C)
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
 #define CONFIG_SYS_FSL_I2C_OFFSET	0x118000