diff --git a/pkgs/tools/package-management/lix/common.nix b/pkgs/tools/package-management/lix/common.nix
index d36742a00752..8c89cf9fefda 100644
--- a/pkgs/tools/package-management/lix/common.nix
+++ b/pkgs/tools/package-management/lix/common.nix
@@ -220,7 +220,7 @@ stdenv.mkDerivation {
       echo "file binary-dist $out/bin/nix" >> $out/nix-support/hydra-build-products
     ''
     + lib.optionalString stdenv.isDarwin ''
-      for lib in libnixutil.dylib libnixexpr.dylib; do
+      for lib in liblixutil.dylib liblixexpr.dylib; do
         install_name_tool \
           -change "${lib.getLib boost}/lib/libboost_context.dylib" \
           "$out/lib/libboost_context.dylib" \
diff --git a/pkgs/tools/package-management/lix/default.nix b/pkgs/tools/package-management/lix/default.nix
index c160e187241e..c262bbac48c2 100644
--- a/pkgs/tools/package-management/lix/default.nix
+++ b/pkgs/tools/package-management/lix/default.nix
@@ -51,9 +51,9 @@ lib.makeExtensible (self: ({
 
   lix_2_90 = (
     common {
-      version = "2.90-beta.1";
-      hash = "sha256-REWlo2RYHfJkxnmZTEJu3Cd/2VM+wjjpPy7Xi4BdDTQ=";
-      docCargoHash = "sha256-oH248kR4Of0MhcY2DYxNX0A+/XJ3L+UuIpBKn3sJt54=";
+      version = "2.90.0-rc1";
+      hash = "sha256-WY7BGnu5PnbK4O8cKKv9kvxwzZIGbIQUQLGPHFXitI0=";
+      docCargoHash = "sha256-V/MEC2aRlVrt/IKozyYZvZTXENrtDS/wsV08/ao4TCw=";
     }
   );