diff --git a/pkgs/development/ocaml-modules/uri/default.nix b/pkgs/development/ocaml-modules/uri/default.nix
index e17e99cdc67..cfbcc27ba9c 100644
--- a/pkgs/development/ocaml-modules/uri/default.nix
+++ b/pkgs/development/ocaml-modules/uri/default.nix
@@ -4,11 +4,11 @@
 
 buildDunePackage rec {
   pname = "uri";
-  version = "3.0.0";
+  version = "3.1.0";
 
   src = fetchurl {
     url = "https://github.com/mirage/ocaml-${pname}/releases/download/v${version}/${pname}-v${version}.tbz";
-    sha256 = "1yhrgm3hbn0hh4jdmcrvxinazgg8vrm0vn425sg8ggzblvxk9cwg";
+    sha256 = "0hxc2mshmqxz2qmjya47dzf858s6lsf3xvqswpzprkvhv0zq4ln4";
   };
 
   buildInputs = [ ounit ];