diff --git a/cmd/cue/cmd/script_test.go b/cmd/cue/cmd/script_test.go
index c855801..233cc9b 100644
--- a/cmd/cue/cmd/script_test.go
+++ b/cmd/cue/cmd/script_test.go
@@ -147,6 +147,9 @@
 	for s := bufio.NewScanner(bytes.NewReader(a.Comment)); s.Scan(); {
 		cmd := s.Text()
 		cmd = strings.TrimLeft(cmd, "! ")
+		if strings.HasPrefix(cmd, "exec ") {
+			cmd = cmd[len("exec "):]
+		}
 		if !strings.HasPrefix(cmd, "cue ") {
 			continue
 		}