diff --git a/ocaml-tyxml.spec b/ocaml-tyxml.spec
index 1530e77..d8e8096 100644
--- a/ocaml-tyxml.spec
+++ b/ocaml-tyxml.spec
@@ -19,12 +19,10 @@ BuildRequires:  ocaml-astring-devel
 BuildRequires:  ocaml-dune
 BuildRequires:  ocaml-findlib
 BuildRequires:  ocaml-markup-devel >= 0.7.2
-BuildRequires:  ocaml-migrate-parsetree-devel
 BuildRequires:  ocaml-ocamldoc
 BuildRequires:  ocaml-ppx-derivers-devel
 BuildRequires:  ocaml-ppx-tools-versioned-devel
 BuildRequires:  ocaml-re-devel >= 1.5.0
-BuildRequires:  ocaml-result-devel
 BuildRequires:  ocaml-seq-devel
 BuildRequires:  ocaml-uuidm-devel
 BuildRequires:  ocaml-uutf-devel >= 1.0.0
@@ -74,7 +72,6 @@ Summary:        Development files for %{name}-ppx
 Requires:       %{name}-devel%{?_isa} = %{version}-%{release}
 Requires:       %{name}-ppx%{?_isa} = %{version}-%{release}
 Requires:       ocaml-markup-devel%{?_isa}
-Requires:       ocaml-migrate-parsetree-devel%{?_isa}
 Requires:       ocaml-ppx-derivers-devel%{?_isa}
 Requires:       ocaml-ppx-tools-versioned-devel%{?_isa}