diff --git a/src/backend/utils/adt/tsginidx.c b/src/backend/utils/adt/tsginidx.c
index 3128f0a..b3e3ffc 100644
--- a/src/backend/utils/adt/tsginidx.c
+++ b/src/backend/utils/adt/tsginidx.c
@@ -248,7 +248,7 @@ gin_tsquery_consistent(PG_FUNCTION_ARGS)

 		res = TS_execute(GETQUERY(query),
 						 &gcv,
-						 TS_EXEC_CALC_NOT | TS_EXEC_PHRASE_NO_POS,
+						 TS_EXEC_PHRASE_NO_POS,
 						 checkcondition_gin);
 	}

@@ -286,7 +286,7 @@ gin_tsquery_triconsistent(PG_FUNCTION_ARGS)

 		if (TS_execute(GETQUERY(query),
 					   &gcv,
-					   TS_EXEC_CALC_NOT | TS_EXEC_PHRASE_NO_POS,
+					   TS_EXEC_PHRASE_NO_POS,
 					   checkcondition_gin))
 			res = recheck ? GIN_MAYBE : GIN_TRUE;
 	}
diff --git a/src/backend/utils/adt/tsgistidx.c b/src/backend/utils/adt/tsgistidx.c
index 927aed9..a601965 100644
--- a/src/backend/utils/adt/tsgistidx.c
+++ b/src/backend/utils/adt/tsgistidx.c
@@ -348,7 +348,7 @@ gtsvector_consistent(PG_FUNCTION_ARGS)

 		PG_RETURN_BOOL(TS_execute(GETQUERY(query),
 								  key,
-								  TS_EXEC_PHRASE_NO_POS | TS_EXEC_CALC_NOT,
+								  TS_EXEC_PHRASE_NO_POS,
 								  checkcondition_bit));
 	}
 	else
@@ -359,7 +359,7 @@ gtsvector_consistent(PG_FUNCTION_ARGS)
 		chkval.arre = chkval.arrb + ARRNELEM(key);
 		PG_RETURN_BOOL(TS_execute(GETQUERY(query),
 								  (void *) &chkval,
-								  TS_EXEC_PHRASE_NO_POS | TS_EXEC_CALC_NOT,
+								  TS_EXEC_PHRASE_NO_POS,
 								  checkcondition_arr));
 	}
 }
diff --git a/src/backend/utils/adt/tsrank.c b/src/backend/utils/adt/tsrank.c
index cbd97ab..c88ebfc 100644
--- a/src/backend/utils/adt/tsrank.c
+++ b/src/backend/utils/adt/tsrank.c
@@ -697,7 +697,7 @@ Cover(DocRepresentation *doc, int len, QueryRepresentation *qr, CoverExt *ext)
 		fillQueryRepresentationData(qr, ptr);

 		if (TS_execute(GETQUERY(qr->query), (void *) qr,
-					   TS_EXEC_CALC_NOT, checkcondition_QueryOperand))
+					   TS_EXEC_EMPTY, checkcondition_QueryOperand))
 		{
 			if (WEP_GETPOS(ptr->pos) < ext->p)
 			{
diff --git a/src/backend/utils/adt/tsvector_op.c b/src/backend/utils/adt/tsvector_op.c
index 6df943a..2faba46 100644
--- a/src/backend/utils/adt/tsvector_op.c
+++ b/src/backend/utils/adt/tsvector_op.c
@@ -1627,13 +1627,6 @@ TS_phrase_execute(QueryItem *curitem, void *arg, uint32 flags,
 			 * We need not touch data->width, since a NOT operation does not
 			 * change the match width.
 			 */
-			if (!(flags & TS_EXEC_CALC_NOT))
-			{
-				/* without CALC_NOT, report NOT as "match everywhere" */
-				Assert(data->npos == 0 && !data->negate);
-				data->negate = true;
-				return TS_YES;
-			}
 			switch (TS_phrase_execute(curitem + 1, arg, flags, chkcond, data))
 			{
 				case TS_NO:
@@ -1875,8 +1868,6 @@ TS_execute_recurse(QueryItem *curitem, void *arg, uint32 flags,
 	switch (curitem->qoperator.oper)
 	{
 		case OP_NOT:
-			if (!(flags & TS_EXEC_CALC_NOT))
-				return TS_YES;
 			switch (TS_execute_recurse(curitem + 1, arg, flags, chkcond))
 			{
 				case TS_NO:
@@ -2038,7 +2029,7 @@ ts_match_vq(PG_FUNCTION_ARGS)
 	chkval.operand = GETOPERAND(query);
 	result = TS_execute(GETQUERY(query),
 						&chkval,
-						TS_EXEC_CALC_NOT,
+						TS_EXEC_EMPTY,
 						checkcondition_str);

 	PG_FREE_IF_COPY(val, 0);
diff --git a/src/include/tsearch/ts_utils.h b/src/include/tsearch/ts_utils.h
index 609b0c7..9ff9fcf 100644
--- a/src/include/tsearch/ts_utils.h
+++ b/src/include/tsearch/ts_utils.h
@@ -183,11 +183,6 @@ typedef TSTernaryValue (*TSExecuteCallback) (void *arg, QueryOperand *val,
  */
 #define TS_EXEC_EMPTY			(0x00)
 /*
- * If TS_EXEC_CALC_NOT is not set, then NOT expressions are automatically
- * evaluated to be true.  Useful in cases where NOT isn't important (ranking).
- */
-#define TS_EXEC_CALC_NOT		(0x01)
-/*
  * If TS_EXEC_PHRASE_NO_POS is set, allow OP_PHRASE to be executed lossily
  * in the absence of position information: a true result indicates that the
  * phrase might be present.  Without this flag, OP_PHRASE always returns