diff --git a/dune-project b/dune-project
index 899760373f..a08af0f4ab 100644
--- a/dune-project
+++ b/dune-project
@@ -29,7 +29,7 @@
   (ppx_yojson_conv_lib (= v0.16.0))
   (ppx_yojson_conv (= v0.16.0))
   (incr_dom (= v0.16.0))
-  (omd (= 1.3.2))
+  (omd (= 2.0.0~alpha4))
   (ezjs_idb (= 0.1.1))
   virtual_dom
   ppx_deriving
diff --git a/hazel.opam b/hazel.opam
index 8a3090137e..47069db45d 100644
--- a/hazel.opam
+++ b/hazel.opam
@@ -12,7 +12,7 @@ depends: [
   "ppx_yojson_conv_lib" {= "v0.16.0"}
   "ppx_yojson_conv" {= "v0.16.0"}
   "incr_dom" {= "v0.16.0"}
-  "omd" {= "1.3.2"}
+  "omd" {= "2.0.0~alpha4"}
   "ezjs_idb" {= "0.1.1"}
   "virtual_dom"
   "ppx_deriving"
diff --git a/hazel.opam.locked b/hazel.opam.locked
index 3720dbec45..7312608367 100644
--- a/hazel.opam.locked
+++ b/hazel.opam.locked
@@ -85,7 +85,7 @@ depends: [
   "ocp-indent" {= "1.8.1"}
   "octavius" {= "1.2.2"}
   "ojs" {= "1.1.2"}
-  "omd" {= "1.3.2"}
+  "omd" {= "2.0.0~alpha4"}
   "parsexp" {= "v0.16.0"}
   "ppx_assert" {= "v0.16.0"}
   "ppx_base" {= "v0.16.0"}
@@ -153,6 +153,7 @@ depends: [
   "uri-sexp" {= "4.4.0"}
   "uucp" {= "15.1.0"}
   "uuidm" {= "0.9.8"}
+  "uunf" {= "15.1.0"}
   "uuseg" {= "15.1.0"}
   "uutf" {= "1.0.3"}
   "variantslib" {= "v0.16.0"}