diff --git a/dune-project b/dune-project
index e8f834fd..b16f615d 100644
--- a/dune-project
+++ b/dune-project
@@ -172,7 +172,7 @@
   (cohttp
    (>= "6.0.0"))
   (cohttp-lwt
-   (>= "6.0.0"))
+   (and (>= "6.0.0") (< "6.2.0")))
   (alcotest :with-test))
  (synopsis "Opentelemetry tracing for Cohttp HTTP servers"))