diff --git a/dune-project b/dune-project
index e8df28d..102cf8e 100644
--- a/dune-project
+++ b/dune-project
@@ -61,8 +61,6 @@
    (>= 4.08))
   (trace
    (= :version))
-  (trace-subscriber
-   (= :version))
   (mtime
    (>= 2.0))
   base-unix
diff --git a/ppx_trace.opam b/ppx_trace.opam
index e4f2ef7..5c83993 100644
--- a/ppx_trace.opam
+++ b/ppx_trace.opam
@@ -16,6 +16,9 @@ depends: [
   "dune" {>= "2.9"}
   "odoc" {with-doc}
 ]
+depopts: [
+  "mtime" {>= "2.0"}
+]
 build: [
   ["dune" "subst"] {dev}
   [
diff --git a/trace-tef.opam b/trace-tef.opam
index 1ea9f2b..2c255e7 100644
--- a/trace-tef.opam
+++ b/trace-tef.opam
@@ -12,7 +12,6 @@ bug-reports: "https://github.com/c-cube/ocaml-trace/issues"
 depends: [
   "ocaml" {>= "4.08"}
   "trace" {= version}
-  "trace-subscriber" {= version}
   "mtime" {>= "2.0"}
   "base-unix"
   "dune" {>= "2.9"}