1 files changed, 2 insertions, 4 deletions

diff --git a/src/coding.c b/src/coding.c
index 41e4eb1a8e1..18958564e52 100644
--- a/src/coding.c
+++ b/src/coding.c
@@ -3690,7 +3690,8 @@ detect_coding (coding, src, src_bytes)
   Lisp_Object val;
 
   val = Vcoding_category_list;
-  mask = detect_coding_mask (src, src_bytes, coding_priorities, &skip, 0);
+  mask = detect_coding_mask (src, src_bytes, coding_priorities, &skip,
+                             coding->src_multibyte);
   coding->heading_ascii = skip;
 
   if (!mask) return;
@@ -4832,9 +4833,6 @@ code_convert_region (from, from_byte, to, to_byte, coding, encodep, replace)
   int prev_Z;
   int multibyte_p = !NILP (current_buffer->enable_multibyte_characters);
 
-  coding->src_multibyte = replace && multibyte_p;
-  coding->dst_multibyte = multibyte_p;
-
   deletion = Qnil;
   saved_coding_symbol = Qnil;