1 files changed, 1 insertions, 1 deletions

diff --git a/src/search.c b/src/search.c
index c7b9be1b41b..4fdbf8c7f0d 100644
--- a/src/search.c
+++ b/src/search.c
@@ -1663,7 +1663,7 @@ which is made by replacing the part of STRING that was matched.")
                     }
                   else if (c >= '1' && c <= '9' && c <= search_regs.num_regs + '0')
                     {
-                      if (search_regs.start[c - '0'] >= 1)
+                      if (search_regs.start[c - '0'] >= 0)
                         {
                           substart = search_regs.start[c - '0'];
                           subend = search_regs.end[c - '0'];