1 files changed, 1 insertions, 1 deletions

diff --git a/src/regex.c b/src/regex.c
index a145183510d..a518ef81a0c 100644
--- a/src/regex.c
+++ b/src/regex.c
@@ -4661,7 +4661,7 @@ mutually_exclusive_p (bufp, p1, p2)
     case wordbeg:
     case syntaxspec:
       return ((re_opcode_t) *p1 == notsyntaxspec
-              && p1[1] == (op2 == wordend ? Sword : p2[1]));
+              && p1[1] == (op2 == wordbeg ? Sword : p2[1]));
 
     case wordbound:
       return (((re_opcode_t) *p1 == notsyntaxspec