1 files changed, 1 insertions, 1 deletions

diff --git a/src/search.c b/src/search.c
index b0e2b1f919d..b4ef3229ac2 100644
--- a/src/search.c
+++ b/src/search.c
@@ -1273,7 +1273,7 @@ Leaves point at end of replacement text.")
                   (Fcurrent_buffer (),
                    make_number (search_regs.start[0] + offset),
                    make_number (search_regs.end[0] + offset));
-              else if (c >= '1' && c <= search_regs.num_regs + '0')
+              else if (c >= '1' && c <= '9' && c <= search_regs.num_regs + '0')
                 {
                   if (search_regs.start[c - '0'] >= 1)
                     Finsert_buffer_substring