diff --git a/expr/parse.go b/expr/parse.go
index f4423ad1..c7a8d0a0 100644
--- a/expr/parse.go
+++ b/expr/parse.go
@@ -611,7 +611,6 @@ func (t *tree) v(depth int) Node {
 	case lex.TokenIdentity:
 		n := NewIdentityNode(&cur)
 		t.Next() // Consume identity
-
 		return n
 	case lex.TokenNull:
 		t.Next()
diff --git a/lex/lexer.go b/lex/lexer.go
index ee2c0930..0120bec4 100644
--- a/lex/lexer.go
+++ b/lex/lexer.go
@@ -143,7 +143,7 @@ func (l *Lexer) ErrMsg(t Token, msg string) error {
 // NextToken returns the next token from the input.
 func (l *Lexer) NextToken() Token {
 	for {
-		//u.Debugf("token: start=%v  pos=%v  peek5=%s", l.start, l.pos, l.PeekX(5))
+		//debugf("token: start=%v  pos=%v  peek5=%s", l.start, l.pos, l.PeekX(5))
 		select {
 		case token := <-l.tokens:
 			return token
@@ -2537,9 +2537,10 @@ func LexExpression(l *Lexer) StateFn {
 			l.Emit(TokenUdfExpr)
 			l.ConsumeWord("(")
 			l.Emit(TokenLeftParenthesis)
+			l.SkipWhiteSpaces()
 			l.Push("LexExpression", l.clauseState())
 			l.Push("LexParenRight", LexParenRight)
-			return LexExpression
+			return LexListOfArgs
 		}
 		l.Emit(TokenExists)
 		return LexExpression
diff --git a/rel/parse_filterql_test.go b/rel/parse_filterql_test.go
index 2aaeff93..59538321 100644
--- a/rel/parse_filterql_test.go
+++ b/rel/parse_filterql_test.go
@@ -168,6 +168,19 @@ func parseFilterSelectsTest(t *testing.T, st selsTest) {
 	}
 }
 
+func TestFilterQLBug234(t *testing.T) {
+	t.Parallel()
+	_, err := rel.ParseFilterQL(`
+	FILTER AND (
+		EXISTS(abc),
+		EXISTS(abcd), -- hello a comment
+		EXISTS(abcde)
+		modified < "now-30d" 
+	) FROM user
+    `)
+	assert.Equal(t, nil, err)
+}
+
 type foo struct{}
 
 func (*foo) Type() value.ValueType { return value.BoolType }
diff --git a/vm/vm_test.go b/vm/vm_test.go
index 543a9f76..87c5f5c4 100644
--- a/vm/vm_test.go
+++ b/vm/vm_test.go
@@ -45,22 +45,23 @@ func TestMain(m *testing.M) {
 
 var (
 	t0       = dateparse.MustParse("12/18/2015")
-	t1       = dateparse.MustParse("12/18/2039")
+	tfuture  = dateparse.MustParse("12/18/2039")
 	tcreated = dateparse.MustParse("12/18/2019")
 	// This is the message context which will be added to all tests below
 	//  and be available to the VM runtime for evaluation by using
 	//  key's such as "int5" or "user_id"
 	msgContext = datasource.NewContextMap(map[string]interface{}{
-		"int5":    value.NewIntValue(5),
-		"str5":    value.NewStringValue("5"),
-		"created": value.NewTimeValue(tcreated),
-		"bvalt":   value.NewBoolValue(true),
-		"bvalf":   value.NewBoolValue(false),
-		"user_id": value.NewStringValue("abc"),
-		"urls":    value.NewStringsValue([]string{"abc", "123"}),
-		"hits":    value.NewMapIntValue(map[string]int64{"google.com": 5, "bing.com": 1}),
-		"email":   value.NewStringValue("bob@bob.com"),
-		"mt":      value.NewMapTimeValue(map[string]time.Time{"event0": t0, "event1": t1}),
+		"int5":          value.NewIntValue(5),
+		"str5":          value.NewStringValue("5"),
+		"created":       value.NewTimeValue(tcreated),
+		"createdfuture": value.NewTimeValue(tfuture),
+		"bvalt":         value.NewBoolValue(true),
+		"bvalf":         value.NewBoolValue(false),
+		"user_id":       value.NewStringValue("abc"),
+		"urls":          value.NewStringsValue([]string{"abc", "123"}),
+		"hits":          value.NewMapIntValue(map[string]int64{"google.com": 5, "bing.com": 1}),
+		"email":         value.NewStringValue("bob@bob.com"),
+		"mt":            value.NewMapTimeValue(map[string]time.Time{"event0": t0, "event1": tfuture}),
 	}, true)
 	vmTestsx = []vmTest{
 		vmt(`mt.event1 > now()`, true, noError),
@@ -69,7 +70,7 @@ var (
 	vmTests = []vmTest{
 
 		// Date math
-		vmt(`created > "now-1M"`, true, noError),
+		vmt(`createdfuture > "now-1M"`, true, noError),
 		vmt(`now() > todate("01/01/2014")`, true, noError),
 		vmt(`todate("now+3d") > now()`, true, noError),
 		vmt(`created < 2032220220175`, true, noError), // Really not sure i want to support this?