diff --git a/src/include/gpxe/errfile.h b/src/include/gpxe/errfile.h
index 1b0ed33f..8232a47e 100644
--- a/src/include/gpxe/errfile.h
+++ b/src/include/gpxe/errfile.h
@@ -102,6 +102,8 @@
 #define ERRFILE_via_velocity	     ( ERRFILE_DRIVER | 0x00450000 )
 #define ERRFILE_w89c840		     ( ERRFILE_DRIVER | 0x00460000 )
 #define ERRFILE_ipoib		     ( ERRFILE_DRIVER | 0x00470000 )
+#define ERRFILE_e1000_main	     ( ERRFILE_DRIVER | 0x00480000 )
+#define ERRFILE_e1000_hw	     ( ERRFILE_DRIVER | 0x00490000 )
 
 #define ERRFILE_scsi		     ( ERRFILE_DRIVER | 0x00700000 )
 #define ERRFILE_arbel		     ( ERRFILE_DRIVER | 0x00710000 )