diff --git a/os/rt/include/chport.h b/os/rt/include/chport.h
index d71623c13..18f4a8e7c 100644
--- a/os/rt/include/chport.h
+++ b/os/rt/include/chport.h
@@ -47,75 +47,75 @@
 
 /* Required macros checks.*/
 #if !defined(PORT_COMPILER_NAME)
-#error "PORT_COMPILER_NAME not defined in chconf.h"
+#error "PORT_COMPILER_NAME not defined in chcore.h"
 #endif
 
 #if !defined(PORT_IDLE_THREAD_STACK_SIZE)
-#error "PORT_IDLE_THREAD_STACK_SIZE not defined in chconf.h"
+#error "PORT_IDLE_THREAD_STACK_SIZE not defined in chcore.h"
 #endif
 
 #if !defined(PORT_INT_REQUIRED_STACK)
-#error "PORT_INT_REQUIRED_STACK not defined in chconf.h"
+#error "PORT_INT_REQUIRED_STACK not defined in chcore.h"
 #endif
 
 #if !defined(PORT_SUPPORTS_RT)
-#error "PORT_SUPPORTS_RT not defined in chconf.h"
+#error "PORT_SUPPORTS_RT not defined in chcore.h"
 #endif
 
 #if !defined(PORT_NATURAL_ALIGN)
-#error "PORT_NATURAL_ALIGN not defined in chconf.h"
+#error "PORT_NATURAL_ALIGN not defined in chcore.h"
 #endif
 
 #if !defined(PORT_STACK_ALIGN)
-#error "PORT_STACK_ALIGN not defined in chconf.h"
+#error "PORT_STACK_ALIGN not defined in chcore.h"
 #endif
 
 #if !defined(PORT_WORKING_AREA_ALIGN)
-#error "PORT_WORKING_AREA_ALIGN not defined in chconf.h"
+#error "PORT_WORKING_AREA_ALIGN not defined in chcore.h"
 #endif
 
 #if !defined(PORT_ARCHITECTURE_NAME)
-#error "PORT_ARCHITECTURE_NAME not defined in chconf.h"
+#error "PORT_ARCHITECTURE_NAME not defined in chcore.h"
 #endif
 
 #if !defined(PORT_CORE_VARIANT_NAME)
-#error "PORT_CORE_VARIANT_NAME not defined in chconf.h"
+#error "PORT_CORE_VARIANT_NAME not defined in chcore.h"
 #endif
 
 #if !defined(PORT_INFO)
-#error "PORT_INFO not defined in chconf.h"
+#error "PORT_INFO not defined in chcore.h"
 #endif
 
 #if !defined(PORT_IRQ_IS_VALID_PRIORITY)
-#error "PORT_IRQ_IS_VALID_PRIORITY not defined in chconf.h"
+#error "PORT_IRQ_IS_VALID_PRIORITY not defined in chcore.h"
 #endif
 
 #if !defined(PORT_IRQ_IS_VALID_KERNEL_PRIORITY)
-#error "PORT_IRQ_IS_VALID_KERNEL_PRIORITY not defined in chconf.h"
+#error "PORT_IRQ_IS_VALID_KERNEL_PRIORITY not defined in chcore.h"
 #endif
 
 #if !defined(PORT_SETUP_CONTEXT)
-#error "PORT_SETUP_CONTEXT not defined in chconf.h"
+#error "PORT_SETUP_CONTEXT not defined in chcore.h"
 #endif
 
 #if !defined(PORT_WA_SIZE)
-#error "PORT_WA_SIZE not defined in chconf.h"
+#error "PORT_WA_SIZE not defined in chcore.h"
 #endif
 
 #if !defined(PORT_IRQ_PROLOGUE)
-#error "PORT_IRQ_PROLOGUE not defined in chconf.h"
+#error "PORT_IRQ_PROLOGUE not defined in chcore.h"
 #endif
 
 #if !defined(PORT_IRQ_EPILOGUE)
-#error "PORT_IRQ_EPILOGUE not defined in chconf.h"
+#error "PORT_IRQ_EPILOGUE not defined in chcore.h"
 #endif
 
 #if !defined(PORT_IRQ_HANDLER)
-#error "PORT_IRQ_HANDLER not defined in chconf.h"
+#error "PORT_IRQ_HANDLER not defined in chcore.h"
 #endif
 
 #if !defined(PORT_FAST_IRQ_HANDLER)
-#error "PORT_FAST_IRQ_HANDLER not defined in chconf.h"
+#error "PORT_FAST_IRQ_HANDLER not defined in chcore.h"
 #endif
 
 /* Just in case the port layer does not export the following definitions.*/