diff --git a/uutf/_tags b/uutf/_tags
index 1bfe0bf..2ca0552 100644
--- a/uutf/_tags
+++ b/uutf/_tags
@@ -1,4 +1,4 @@
-true : bin_annot, safe_string, package(bytes), package(uchar)
+true : bin_annot, safe_string, package(bytes)
 
 <src> : include
 
diff --git a/uutf/opam b/uutf/opam
index 3894cc3..5d1f3c3 100644
--- a/uutf/opam
+++ b/uutf/opam
@@ -13,7 +13,6 @@ depends: [
   "ocamlfind" {build}
   "ocamlbuild" {build}
   "topkg" {build}
-  "uchar"
 ]
 depopts: ["cmdliner"]
 conflicts: ["cmdliner" { < "0.9.6"} ]
diff --git a/uutf/pkg/META b/uutf/pkg/META
index adc5f7d..dffa17e 100644
--- a/uutf/pkg/META
+++ b/uutf/pkg/META
@@ -1,6 +1,6 @@
 version = "1.0.2"
 description = "Non-blocking streaming Unicode codec for OCaml"
-requires = "bytes uchar"
+requires = "bytes"
 archive(byte) = "uutf.cma"
 archive(native) = "uutf.cmxa"
 plugin(byte) = "uutf.cma"