diff --git a/solo5-elftool.opam b/solo5-elftool.opam
index b47939f..3fcf616 100644
--- a/solo5-elftool.opam
+++ b/solo5-elftool.opam
@@ -10,7 +10,7 @@ license: "BSD-2-Clause"
 build: [
   ["dune" "subst"] {dev}
   ["dune" "build" "-p" name "-j" jobs]
-  ["dune" "runtest" "-p" name "-j" jobs] {wiht-test}
+  ["dune" "runtest" "-p" name "-j" jobs] {with-test}
 ]
 
 depends: [