diff --git a/arch/ppc/briq/init.c b/arch/ppc/briq/init.c
index 14abe96..0b2b3b9 100644
--- a/arch/ppc/briq/init.c
+++ b/arch/ppc/briq/init.c
@@ -85,7 +85,7 @@ setenv( char *env, char *value )
 void
 arch_of_init( void )
 {
-#if USE_RTAS
+#if CONFIG_RTAS
 	phandle_t ph;
 #endif
 	int autoboot;
@@ -98,7 +98,7 @@ arch_of_init( void )
 	ob_pci_init();
 #endif
 
-#if USE_RTAS
+#if CONFIG_RTAS
 	if( !(ph=find_dev("/rtas")) )
 		printk("Warning: No /rtas node\n");
 	else {
diff --git a/arch/ppc/briq/methods.c b/arch/ppc/briq/methods.c
index 9978f04..649e9ba 100644
--- a/arch/ppc/briq/methods.c
+++ b/arch/ppc/briq/methods.c
@@ -28,7 +28,7 @@
 /*	RTAS (run-time abstraction services)				*/
 /************************************************************************/
 
-#ifdef USE_RTAS
+#ifdef CONFIG_RTAS
 DECLARE_NODE( rtas, INSTALL_OPEN, 0, "+/rtas" );
 
 /* ( physbase -- rtas_callback ) */
@@ -321,7 +321,7 @@ NODE_METHODS( mmu_ciface ) = {
 void
 node_methods_init( void )
 {
-#ifdef USE_RTAS
+#ifdef CONFIG_RTAS
 	REGISTER_NODE( rtas );
 #endif
 	REGISTER_NODE( vfd_stdout );
diff --git a/arch/ppc/pearpc/init.c b/arch/ppc/pearpc/init.c
index 55b3aae..b2c11c9 100644
--- a/arch/ppc/pearpc/init.c
+++ b/arch/ppc/pearpc/init.c
@@ -88,7 +88,7 @@ setenv( char *env, char *value )
 void
 arch_of_init( void )
 {
-#if USE_RTAS
+#if CONFIG_RTAS
 	phandle_t ph;
 #endif
 	int autoboot;
@@ -104,7 +104,7 @@ arch_of_init( void )
 	node_methods_init();
 	init_video();
 
-#if USE_RTAS
+#if CONFIG_RTAS
 	if( !(ph=find_dev("/rtas")) )
 		printk("Warning: No /rtas node\n");
 	else {
diff --git a/arch/ppc/pearpc/methods.c b/arch/ppc/pearpc/methods.c
index ae3ab44..f505b6c 100644
--- a/arch/ppc/pearpc/methods.c
+++ b/arch/ppc/pearpc/methods.c
@@ -28,7 +28,7 @@
 /*	RTAS (run-time abstraction services)				*/
 /************************************************************************/
 
-#ifdef USE_RTAS
+#ifdef CONFIG_RTAS
 DECLARE_NODE( rtas, INSTALL_OPEN, 0, "+/rtas" );
 
 /* ( physbase -- rtas_callback ) */
@@ -317,7 +317,7 @@ NODE_METHODS( mmu_ciface ) = {
 void
 node_methods_init( void )
 {
-#ifdef USE_RTAS
+#ifdef CONFIG_RTAS
 	REGISTER_NODE( rtas );
 #endif
 	REGISTER_NODE( video_stdout );
diff --git a/arch/ppc/qemu/init.c b/arch/ppc/qemu/init.c
index b5888ef..6601b7c 100644
--- a/arch/ppc/qemu/init.c
+++ b/arch/ppc/qemu/init.c
@@ -582,7 +582,7 @@ static void kvm_of_init(void)
 void
 arch_of_init( void )
 {
-#ifdef USE_RTAS
+#ifdef CONFIG_RTAS
 	phandle_t ph;
 #endif
 	uint64_t ram_size;
@@ -740,7 +740,7 @@ arch_of_init( void )
 	ofmem_register(find_dev("/memory"), find_dev(buf));
 	node_methods_init(buf);
 
-#ifdef USE_RTAS
+#ifdef CONFIG_RTAS
 	if( !(ph=find_dev("/rtas")) )
 		printk("Warning: No /rtas node\n");
 	else {
diff --git a/arch/ppc/qemu/methods.c b/arch/ppc/qemu/methods.c
index cf307f9..71a364f 100644
--- a/arch/ppc/qemu/methods.c
+++ b/arch/ppc/qemu/methods.c
@@ -30,7 +30,7 @@
 /*	RTAS (run-time abstraction services)				*/
 /************************************************************************/
 
-#ifdef USE_RTAS
+#ifdef CONFIG_RTAS
 DECLARE_NODE( rtas, INSTALL_OPEN, 0, "+/rtas" );
 
 /* ( physbase -- rtas_callback ) */
@@ -303,7 +303,7 @@ void
 node_methods_init( const char *cpuname )
 {
 	phandle_t chosen, ph;
-#ifdef USE_RTAS
+#ifdef CONFIG_RTAS
 	REGISTER_NODE( rtas );
 #endif
 	REGISTER_NODE( ciface );
diff --git a/config/examples/ppc_config.xml b/config/examples/ppc_config.xml
index cfe57e1..5f79c21 100644
--- a/config/examples/ppc_config.xml
+++ b/config/examples/ppc_config.xml
@@ -58,6 +58,7 @@
 
   <!-- Miscellaneous -->
   <option name="CONFIG_LINUXBIOS" type="boolean" value="false"/>
+  <option name="CONFIG_RTAS" type="boolean" value="false"/>
 
   <!-- Drivers -->
   <option name="CONFIG_DRIVER_PCI" type="boolean" value="true"/>