diff --git a/pql/parser_test.go b/pql/parser_test.go
index 23582594b..e5bda9ca9 100644
--- a/pql/parser_test.go
+++ b/pql/parser_test.go
@@ -82,7 +82,7 @@ func TestParser_Parse(t *testing.T) {
 
 	// Parse with float arguments.
 	t.Run("WithFloatArgs", func(t *testing.T) {
-		q, err := pql.ParseString(`MyCall( key=12.25, foo= 13.167)`)
+		q, err := pql.ParseString(`MyCall( key=12.25, foo= 13.167, bar=2., baz=0.9)`)
 		if err != nil {
 			t.Fatal(err)
 		} else if !reflect.DeepEqual(q.Calls[0],
@@ -91,6 +91,8 @@ func TestParser_Parse(t *testing.T) {
 				Args: map[string]interface{}{
 					"key": 12.25,
 					"foo": 13.167,
+					"bar": 2.,
+					"baz": 0.9,
 				},
 			},
 		) {
diff --git a/pql/scanner.go b/pql/scanner.go
index 7cbbcc85b..6fa0da377 100644
--- a/pql/scanner.go
+++ b/pql/scanner.go
@@ -140,7 +140,7 @@ func (s *Scanner) scanIdent() (tok Token, pos Pos, lit string) {
 	return IDENT, pos, lit
 }
 
-// scanNumber consumes consecutive integer digits.
+// scanNumber consumes consecutive digits and up to one '.' character.
 func (s *Scanner) scanNumber() (tok Token, pos Pos, lit string) {
 	pos = s.pos
 	tok = NUMBER