1 files changed, 3 insertions, 4 deletions
diff --git a/pkgs/development/compilers/koka/default.nix b/pkgs/development/compilers/koka/default.nix
index c280d2fb7e701..029bd88dfb0f1 100644
--- a/pkgs/development/compilers/koka/default.nix
+++ b/pkgs/development/compilers/koka/default.nix
@@ -2,7 +2,6 @@
 , pkgsHostTarget
 , cmake
 , makeWrapper
-, fetchpatch
 , mkDerivation
 , fetchFromGitHub
 , alex
@@ -20,7 +19,7 @@
 , FloatingHex
 , isocline
 , lens
-, lsp
+, lsp_2_4_0_0
 , mtl
 , network
 , network-simple
@@ -37,7 +36,7 @@ let
     owner = "koka-lang";
     repo = "koka";
     rev = "v${version}";
-    sha256 = "sha256-BNkMtYf5maWtKEZzob+218ke1SIkrP7/nboQ2sZKkxI=";
+    hash = "sha256-BNkMtYf5maWtKEZzob+218ke1SIkrP7/nboQ2sZKkxI=";
     fetchSubmodules = true;
   };
   kklib = stdenv.mkDerivation {
@@ -78,7 +77,7 @@ mkDerivation rec {
     FloatingHex
     isocline
     lens
-    lsp
+    lsp_2_4_0_0
     mtl
     network
     network-simple