diff --git a/cohttp-async.opam b/cohttp-async.opam
index 61821c20c0..8455ce3e76 100644
--- a/cohttp-async.opam
+++ b/cohttp-async.opam
@@ -31,7 +31,7 @@ depends: [
   "base" {>= "v0.11.0"}
   "core" {with-test}
   "cohttp" {=version}
-  "conduit-async" {>="3.0.0"}
+  "conduit-async" {>="1.2.0"}
   "magic-mime"
   "mirage-crypto" {with-test}
   "logs"
diff --git a/cohttp-mirage.opam b/cohttp-mirage.opam
index 5dc4b02bad..903fe03e8c 100644
--- a/cohttp-mirage.opam
+++ b/cohttp-mirage.opam
@@ -23,7 +23,7 @@ depends: [
   "mirage-flow" {>= "2.0.0"}
   "mirage-channel" {>= "4.0.0"}
   "conduit" {>= "2.0.2"}
-  "conduit-mirage" {>= "3.0.0"}
+  "conduit-mirage" {>= "2.0.2"}
   "mirage-kv" {>= "3.0.0"}
   "lwt" {>= "2.4.3"}
   "cohttp" {=version}