diff --git a/dune-project b/dune-project
index 052162ce0..8fdc73942 100644
--- a/dune-project
+++ b/dune-project
@@ -103,9 +103,9 @@
   (lwt
    (>= 3.0.0))
   (conduit-lwt
-   (>= 5.0.0))
+   (>= 7.1.0))
   (conduit-lwt-unix
-   (>= 5.0.0))
+   (>= 7.1.0))
   (fmt
    (>= 0.8.2))
   base-unix