diff --git a/middle_end/flambda2/validate/test-validate/test-mls/generated-rules.inc b/middle_end/flambda2/validate/test-validate/test-mls/generated-rules.inc
index b945b2ca620..011c15c5bc3 100644
--- a/middle_end/flambda2/validate/test-validate/test-mls/generated-rules.inc
+++ b/middle_end/flambda2/validate/test-validate/test-mls/generated-rules.inc
@@ -5,14 +5,16 @@
 
 (rule
  (alias runtest)
+ (enabled_if (= %{context_name} "main"))
   (deps test1.ml test1.mli)
   (action
    (progn
-   (run %{bin:ocamlopt.opt} -validate test1.mli test1.ml))))
+   (run %{bin:ocamlopt.opt} -c -validate test1.mli test1.ml))))
 
 (rule
  (alias runtest)
+ (enabled_if (= %{context_name} "main"))
   (deps test2.ml test2.mli)
   (action
    (progn
-   (run %{bin:ocamlopt.opt} -validate test2.mli test2.ml))))
+   (run %{bin:ocamlopt.opt} -c -validate test2.mli test2.ml))))
diff --git a/middle_end/flambda2/validate/test-validate/test-mls/script.ml b/middle_end/flambda2/validate/test-validate/test-mls/script.ml
index 3c3983ddba5..6dc25269ef7 100644
--- a/middle_end/flambda2/validate/test-validate/test-mls/script.ml
+++ b/middle_end/flambda2/validate/test-validate/test-mls/script.ml
@@ -11,11 +11,12 @@ let [@ocamlformat "disable"] print_test_rule ~compiler ~file =
   Format.printf
 {|
 (rule
- (alias runtest)
+  (alias runtest)
+  (enabled_if (= %{context_name} "main"))
   (deps %s.ml %s.mli)
   (action
    (progn
-   (run %s -validate %s.mli %s.ml))))
+   (run %s -c -validate %s.mli %s.ml))))
 |}
     file file compiler file file