1 files changed, 1 insertions, 1 deletions
diff --git a/regcomp.c b/regcomp.c
index 844f4f7ee2..9b862657d8 100644
--- a/regcomp.c
+++ b/regcomp.c
@@ -3653,7 +3653,7 @@ setup_tree(Node* node, regex_t* reg, int state, ScanEnv* env)
 #define ALLOWED_ANCHOR_IN_LB \
 ( ANCHOR_LOOK_BEHIND | ANCHOR_BEGIN_LINE | ANCHOR_END_LINE | ANCHOR_BEGIN_BUF | ANCHOR_BEGIN_POSITION )
 #define ALLOWED_ANCHOR_IN_LB_NOT \
-( ANCHOR_LOOK_BEHIND_NOT | ANCHOR_BEGIN_LINE | ANCHOR_END_LINE | ANCHOR_BEGIN_BUF | ANCHOR_BEGIN_POSITION )
+( ANCHOR_LOOK_BEHIND | ANCHOR_LOOK_BEHIND_NOT | ANCHOR_BEGIN_LINE | ANCHOR_END_LINE | ANCHOR_BEGIN_BUF | ANCHOR_BEGIN_POSITION )
 
       case ANCHOR_LOOK_BEHIND:
 	{