diff --git a/pkgs/development/ocaml-modules/cohttp/default.nix b/pkgs/development/ocaml-modules/cohttp/default.nix
index 3e571dd791a..ef92a005c77 100644
--- a/pkgs/development/ocaml-modules/cohttp/default.nix
+++ b/pkgs/development/ocaml-modules/cohttp/default.nix
@@ -4,14 +4,14 @@
 }:
 
 stdenv.mkDerivation rec {
-	version = "0.99.0";
+	version = "1.0.0";
 	name = "ocaml${ocaml.version}-cohttp-${version}";
 
 	src = fetchFromGitHub {
 		owner = "mirage";
 		repo = "ocaml-cohttp";
 		rev = "v${version}";
-		sha256 = "0y8qhzfwrc6486apmp2rsj822cnfhnz4w8rsb52w5wqmsgjxx1bj";
+		sha256 = "0h9ak2bvhmcdxickvybpg45il33xszh2ksacpjgqrnnslxnh81ig";
 	};
 
 	buildInputs = [ ocaml findlib jbuilder jsonm ppx_fields_conv ppx_sexp_conv ];
diff --git a/pkgs/development/ocaml-modules/git-http/default.nix b/pkgs/development/ocaml-modules/git-http/default.nix
index 5b93b960765..fc5591483d2 100644
--- a/pkgs/development/ocaml-modules/git-http/default.nix
+++ b/pkgs/development/ocaml-modules/git-http/default.nix
@@ -15,5 +15,6 @@ stdenv.mkDerivation rec {
 	meta = {
 		description = "Client implementation of the “Smart” HTTP Git protocol in pure OCaml";
 		inherit (git.meta) homepage license maintainers platforms;
+		broken = true;
 	};
 }