diff --git a/include/configs/gardena-smart-gateway-mt7688.h b/include/configs/gardena-smart-gateway-mt7688.h
index 2ad0893..d287942 100644
--- a/include/configs/gardena-smart-gateway-mt7688.h
+++ b/include/configs/gardena-smart-gateway-mt7688.h
@@ -26,7 +26,7 @@
 #define CONFIG_SYS_UBOOT_BASE		0
 
 /* Serial SPL */
-#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL_SUPPORT)
+#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL)
 #define CONFIG_SYS_NS16550_MEM32
 #define CONFIG_SYS_NS16550_CLK		40000000
 #define CONFIG_SYS_NS16550_REG_SIZE	-4
diff --git a/include/configs/linkit-smart-7688.h b/include/configs/linkit-smart-7688.h
index 5d838f2..aa2542f 100644
--- a/include/configs/linkit-smart-7688.h
+++ b/include/configs/linkit-smart-7688.h
@@ -26,7 +26,7 @@
 #define CONFIG_SYS_UBOOT_BASE		0
 
 /* Serial SPL */
-#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL_SUPPORT)
+#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL)
 #define CONFIG_SYS_NS16550_MEM32
 #define CONFIG_SYS_NS16550_CLK		40000000
 #define CONFIG_SYS_NS16550_REG_SIZE	-4
diff --git a/include/configs/mt7628.h b/include/configs/mt7628.h
index 9e35b40..e53e6a0 100644
--- a/include/configs/mt7628.h
+++ b/include/configs/mt7628.h
@@ -25,7 +25,7 @@
 #define CONFIG_SYS_CBSIZE		1024
 
 /* Serial SPL */
-#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL_SUPPORT)
+#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL)
 #define CONFIG_SYS_NS16550_MEM32
 #define CONFIG_SYS_NS16550_CLK		40000000
 #define CONFIG_SYS_NS16550_REG_SIZE	-4
diff --git a/include/stdio.h b/include/stdio.h
index 039f7df..1939a48 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -10,9 +10,9 @@
 
 /* stdout */
 #if !defined(CONFIG_SPL_BUILD) || \
-	(defined(CONFIG_TPL_BUILD) && defined(CONFIG_TPL_SERIAL_SUPPORT)) || \
+	(defined(CONFIG_TPL_BUILD) && defined(CONFIG_TPL_SERIAL)) || \
 	(defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD) && \
-		defined(CONFIG_SPL_SERIAL_SUPPORT))
+		defined(CONFIG_SPL_SERIAL))
 void putc(const char c);
 void puts(const char *s);
 int __printf(1, 2) printf(const char *fmt, ...);