diff --git a/dune-project b/dune-project
index 2c8f2b55..c7d242e6 100644
--- a/dune-project
+++ b/dune-project
@@ -30,6 +30,14 @@
   ambient-context
   (odoc :with-doc)
   (alcotest :with-test)
+  (opentelemetry-client-cohttp-lwt
+   (and
+    :with-test
+    (= :version)))
+  (opentelemetry-client-ocurl
+   (and
+    :with-test
+    (= :version)))
   (pbrt
    (>= 2.3))
   (ocaml-lsp-server :with-dev-setup)
@@ -61,7 +69,16 @@
   (lwt
    (>= "5.3"))
   (lwt_ppx
-   (>= "2.0")))
+   (>= "2.0"))
+  (alcotest :with-test)
+  (opentelemetry-client-cohttp-lwt
+   (and
+    :with-test
+    (= :version)))
+  (opentelemetry-client-ocurl
+   (and
+    :with-test
+    (= :version))))
  (tags
   (instrumentation tracing opentelemetry datadog lwt)))
 
@@ -81,7 +98,12 @@
   (odoc :with-doc)
   (ezcurl
    (>= 0.2.3))
-  ocurl)
+  ocurl
+  (alcotest :with-test)
+  (opentelemetry-client-cohttp-lwt
+   (and
+    :with-test
+    (= :version))))
  (synopsis "Collector client for opentelemetry, using http + ezcurl"))
 
 (package
@@ -97,7 +119,16 @@
   (lwt
    (>= "5.3"))
   (cohttp-lwt
-   (>= "4.0.0")))
+   (>= "4.0.0"))
+  (alcotest :with-test)
+  (opentelemetry-client-cohttp-lwt
+   (and
+    :with-test
+    (= :version)))
+  (opentelemetry-client-ocurl
+   (and
+    :with-test
+    (= :version))))
  (synopsis "Opentelemetry tracing for Cohttp HTTP servers"))
 
 (package
@@ -118,5 +149,10 @@
   (lwt_ppx
    (>= "2.0"))
   cohttp-lwt
-  cohttp-lwt-unix)
+  cohttp-lwt-unix
+  (alcotest :with-test)
+  (opentelemetry-client-ocurl
+   (and
+    :with-test
+    (= :version))))
  (synopsis "Collector client for opentelemetry, using cohttp + lwt"))
diff --git a/opentelemetry-client-cohttp-lwt.opam b/opentelemetry-client-cohttp-lwt.opam
index 634ab161..93b11939 100644
--- a/opentelemetry-client-cohttp-lwt.opam
+++ b/opentelemetry-client-cohttp-lwt.opam
@@ -22,6 +22,8 @@ depends: [
   "lwt_ppx" {>= "2.0"}
   "cohttp-lwt"
   "cohttp-lwt-unix"
+  "alcotest" {with-test}
+  "opentelemetry-client-ocurl" {with-test & = version}
 ]
 build: [
   ["dune" "subst"] {dev}
diff --git a/opentelemetry-client-ocurl.opam b/opentelemetry-client-ocurl.opam
index d0ee4fbc..0a32fc67 100644
--- a/opentelemetry-client-ocurl.opam
+++ b/opentelemetry-client-ocurl.opam
@@ -20,6 +20,8 @@ depends: [
   "odoc" {with-doc}
   "ezcurl" {>= "0.2.3"}
   "ocurl"
+  "alcotest" {with-test}
+  "opentelemetry-client-cohttp-lwt" {with-test & = version}
 ]
 build: [
   ["dune" "subst"] {dev}
diff --git a/opentelemetry-cohttp-lwt.opam b/opentelemetry-cohttp-lwt.opam
index bfd7e822..94ec245d 100644
--- a/opentelemetry-cohttp-lwt.opam
+++ b/opentelemetry-cohttp-lwt.opam
@@ -19,6 +19,9 @@ depends: [
   "odoc" {with-doc}
   "lwt" {>= "5.3"}
   "cohttp-lwt" {>= "4.0.0"}
+  "alcotest" {with-test}
+  "opentelemetry-client-cohttp-lwt" {with-test & = version}
+  "opentelemetry-client-ocurl" {with-test & = version}
 ]
 build: [
   ["dune" "subst"] {dev}
diff --git a/opentelemetry-lwt.opam b/opentelemetry-lwt.opam
index 0c02234c..ff13e0d6 100644
--- a/opentelemetry-lwt.opam
+++ b/opentelemetry-lwt.opam
@@ -21,6 +21,9 @@ depends: [
   "odoc" {with-doc}
   "lwt" {>= "5.3"}
   "lwt_ppx" {>= "2.0"}
+  "alcotest" {with-test}
+  "opentelemetry-client-cohttp-lwt" {with-test & = version}
+  "opentelemetry-client-ocurl" {with-test & = version}
 ]
 build: [
   ["dune" "subst"] {dev}
diff --git a/opentelemetry.opam b/opentelemetry.opam
index cf4a98f3..cfc11eeb 100644
--- a/opentelemetry.opam
+++ b/opentelemetry.opam
@@ -19,6 +19,8 @@ depends: [
   "ambient-context"
   "odoc" {with-doc}
   "alcotest" {with-test}
+  "opentelemetry-client-cohttp-lwt" {with-test & = version}
+  "opentelemetry-client-ocurl" {with-test & = version}
   "pbrt" {>= "2.3"}
   "ocaml-lsp-server" {with-dev-setup}
   "ocamlformat" {with-dev-setup & >= "0.24" & < "0.25"}