1 files changed, 2 insertions, 0 deletions

diff --git a/src/editfns.c b/src/editfns.c
index f8edbadc05a..9c118cc67b1 100644
--- a/src/editfns.c
+++ b/src/editfns.c
@@ -2473,6 +2473,8 @@ determines whether case is significant or ignored.  */)
          characters, not just the bytes.  */
       int c1, c2;
 
+      QUIT;
+
       if (! NILP (bp1->enable_multibyte_characters))
         {
           c1 = BUF_FETCH_MULTIBYTE_CHAR (bp1, i1_byte);