diff --git a/bfd/hosts/sparc.h b/bfd/hosts/sparc.h
index 1a10fa40f74..c32da58a727 100644
--- a/bfd/hosts/sparc.h
+++ b/bfd/hosts/sparc.h
@@ -1,5 +1,5 @@
 #define STDC_HEADERS
-#undef FILE_OFFSET_IS_CHAR_INDEX
+#define FILE_OFFSET_IS_CHAR_INDEX
 #if defined(__STDC__) && __GNUC__ >= 2
 #define abort __hide_abort
 #define exit __hide_exit