diff --git a/pkgs/development/ocaml-modules/odoc-parser/default.nix b/pkgs/development/ocaml-modules/odoc-parser/default.nix
index 83f581896522..79fb3d496439 100644
--- a/pkgs/development/ocaml-modules/odoc-parser/default.nix
+++ b/pkgs/development/ocaml-modules/odoc-parser/default.nix
@@ -6,14 +6,14 @@
   astring,
   result,
   camlp-streams,
-  version ? "2.4.2",
+  version ? "2.4.4",
 }:
 
 let
   param =
     {
-      "2.4.2" = {
-        sha256 = "sha256-Vjz9uybsijDnN6nPKFoG4LuulT9I4lu7D2n3qZwrpAs=";
+      "2.4.4" = {
+        sha256 = "sha256-fiU6VbXI9hD54LSJQOza8hwBVTFDr5O0DJmMMEmeUfM=";
       };
       "2.0.0" = {
         sha256 = "sha256-QHkZ+7DrlXYdb8bsZ3dijZSqGQc0O9ymeLGIC6+zOSI=";