1 files changed, 1 insertions, 1 deletions

diff --git a/coreutils/expr.c b/coreutils/expr.c
index 8401594b5..f75f6e0de 100644
--- a/coreutils/expr.c
+++ b/coreutils/expr.c
@@ -219,7 +219,7 @@ static VALUE *docolon(VALUE * sv, VALUE * pv)
         tostring(pv);
 
         if (pv->u.s[0] == '^') {
-                fprintf(stderr, "\
+                bb_error_msg("\
 warning: unportable BRE: `%s': using `^' as the first character\n\
 of a basic regular expression is not portable; it is being ignored", pv->u.s);
         }