1 files changed, 8 insertions, 4 deletions
diff --git a/nixpkgs/pkgs/development/ocaml-modules/ocaml-lsp/jsonrpc.nix b/nixpkgs/pkgs/development/ocaml-modules/ocaml-lsp/jsonrpc.nix
index 004b7854107e..26deb2f05970 100644
--- a/nixpkgs/pkgs/development/ocaml-modules/ocaml-lsp/jsonrpc.nix
+++ b/nixpkgs/pkgs/development/ocaml-modules/ocaml-lsp/jsonrpc.nix
@@ -10,10 +10,14 @@
 }:
 
 let params =
-  if lib.versionAtLeast ocaml.version "4.12"
+  if lib.versionAtLeast ocaml.version "4.13"
   then {
-    version = "1.8.3";
-    sha256 = "sha256-WO9ap78XZxJCi04LEBX+r21nfL2UdPiCLRMrJSI7FOk=";
+    version = "1.9.1";
+    sha256 = "sha256:1vnwdpjppihprc8q2i5zcqq7vp67255jclg90ldfvwafgljxn76g";
+  } else if lib.versionAtLeast ocaml.version "4.12"
+  then {
+    version = "1.9.0";
+    sha256 = "sha256:1ac44n6g3rf84gvhcca545avgf9vpkwkkkm0s8ipshfhp4g4jikh";
   } else {
     version = "1.4.1";
     sha256 = "1ssyazc0yrdng98cypwa9m3nzfisdzpp7hqnx684rqj8f0g3gs6f";
@@ -29,7 +33,7 @@ buildDunePackage rec {
   };
 
   useDune2 = true;
-  minimumOCamlVersion = "4.06";
+  minimalOCamlVersion = "4.06";
 
   buildInputs =
     if lib.versionAtLeast version "1.7.0" then