diff --git a/test/blackbox-tests/jbuild b/test/blackbox-tests/jbuild
index 233e006a..3a4e56cc 100644
--- a/test/blackbox-tests/jbuild
+++ b/test/blackbox-tests/jbuild
@@ -91,4 +91,11 @@
   (deps ((files_recursively_in test-cases/meta-gen)))
   (action
    (chdir test-cases/meta-gen
-    (setenv JBUILDER ${bin:jbuilder} (run ${exe:cram.exe} run.t))))))
\ No newline at end of file
+    (setenv JBUILDER ${bin:jbuilder} (run ${exe:cram.exe} run.t))))))
+
+(alias
+ ((name runtest)
+  (deps ((files_recursively_in test-cases/ocaml-syntax)))
+  (action
+     (chdir test-cases/ocaml-syntax
+  (setenv JBUILDER ${bin:jbuilder} (run ${exe:cram.exe} run.t))))))
diff --git a/test/blackbox-tests/test-cases/ocaml-syntax/jbuild b/test/blackbox-tests/test-cases/ocaml-syntax/jbuild
new file mode 100644
index 00000000..25c0fbeb
--- /dev/null
+++ b/test/blackbox-tests/test-cases/ocaml-syntax/jbuild
@@ -0,0 +1,9 @@
+(* -*- tuareg -*- *)
+
+let () = Jbuild_plugin.V1.send {|
+(jbuild_version 1)
+
+(alias
+ ((name runtest)
+  (action (echo "ocaml syntax"))))
+|}
diff --git a/test/blackbox-tests/test-cases/ocaml-syntax/run.t b/test/blackbox-tests/test-cases/ocaml-syntax/run.t
new file mode 100644
index 00000000..fa779b8e
--- /dev/null
+++ b/test/blackbox-tests/test-cases/ocaml-syntax/run.t
@@ -0,0 +1,2 @@
+  $ $JBUILDER runtest --force -j1 --root .
+  ocaml syntax