diff --git a/dune-project b/dune-project
index 462fecb..bad3028 100644
--- a/dune-project
+++ b/dune-project
@@ -1,4 +1,4 @@
-(lang dune 2.7)
+(lang dune 2.8)
 
 (name spin)
 
diff --git a/opam-spin.opam b/opam-spin.opam
index 4d6e805..86aeb42 100644
--- a/opam-spin.opam
+++ b/opam-spin.opam
@@ -10,7 +10,7 @@ doc: "https://tmattio.github.io/spin/"
 bug-reports: "https://github.com/tmattio/spin/issues"
 depends: [
   "ocaml" {>= "4.10.0"}
-  "dune" {>= "2.7"}
+  "dune" {>= "2.8"}
   "spin" {= version}
   "odoc" {with-doc}
 ]
diff --git a/spin.opam b/spin.opam
index e44b4c2..8ebe92c 100644
--- a/spin.opam
+++ b/spin.opam
@@ -10,7 +10,7 @@ doc: "https://tmattio.github.io/spin/"
 bug-reports: "https://github.com/tmattio/spin/issues"
 depends: [
   "ocaml" {>= "4.10.0"}
-  "dune" {>= "2.7"}
+  "dune" {>= "2.8"}
   "alcotest" {with-test}
   "js_of_ocaml" {with-test}
   "js_of_ocaml-ppx" {with-test}
diff --git a/test/dune b/test/dune
index 82fe78e..67d4987 100644
--- a/test/dune
+++ b/test/dune
@@ -6,6 +6,7 @@
   (:standard \ test_runner)))
 
 (test
+ (package spin)
  (name test_runner)
  (libraries spin_test)
  (modules test_runner))
diff --git a/test_bin/failure/dune b/test_bin/failure/dune
index 374d55c..f6e66cc 100644
--- a/test_bin/failure/dune
+++ b/test_bin/failure/dune
@@ -1,4 +1,5 @@
 (cram
+ (package spin)
  (applies_to :whole_subtree)
  (deps %{bin:spin})
  (enabled_if true))
diff --git a/test_template/dune b/test_template/dune
index 51b08be..4bcd3b5 100644
--- a/test_template/dune
+++ b/test_template/dune
@@ -1,4 +1,5 @@
 (cram
+ (package spin)
  (applies_to :whole_subtree)
  (deps %{bin:spin})
  (enabled_if false))