1 files changed, 1 insertions, 1 deletions

diff --git a/src/search.c b/src/search.c
index 76c04a22d34..c0f8d8067e6 100644
--- a/src/search.c
+++ b/src/search.c
@@ -148,7 +148,7 @@ compile_pattern_1 (struct regexp_cache *cp, Lisp_Object pattern, Lisp_Object tra
                        | (posix ? 0 : RE_NO_POSIX_BACKTRACKING));
 
   if (STRINGP (Vsearch_spaces_regexp))
-    re_set_whitespace_regexp (SDATA (Vsearch_spaces_regexp));
+    re_set_whitespace_regexp (SSDATA (Vsearch_spaces_regexp));
   else
     re_set_whitespace_regexp (NULL);