diff --git a/test/blackbox-tests/test-cases/odoc/jbuild b/test/blackbox-tests/test-cases/odoc/jbuild
index 79f74895..6e206671 100644
--- a/test/blackbox-tests/test-cases/odoc/jbuild
+++ b/test/blackbox-tests/test-cases/odoc/jbuild
@@ -16,3 +16,8 @@
  ((name runtest)
   (deps (_doc/_html/index.html))
   (action (echo "${read:_doc/_html/index.html}"))))
+
+(alias
+ ((name foo-mld)
+  (deps (_doc/_mlds/foo/index.mld))
+  (action (echo "${read:_doc/_mlds/foo/index.mld}"))))
diff --git a/test/blackbox-tests/test-cases/odoc/run.t b/test/blackbox-tests/test-cases/odoc/run.t
index c7077588..bc11aef2 100644
--- a/test/blackbox-tests/test-cases/odoc/run.t
+++ b/test/blackbox-tests/test-cases/odoc/run.t
@@ -31,3 +31,7 @@
       </div>
     </body>
   </html>
+
+  $ $JBUILDER build @foo-mld -j1 --display short --root .
+  No rule found for _doc/_mlds/foo/index.mld
+  [1]