diff --git a/pkgs/development/interpreters/luajit/default.nix b/pkgs/development/interpreters/luajit/default.nix
index 2d47b0395c36..1f830ac65d0d 100644
--- a/pkgs/development/interpreters/luajit/default.nix
+++ b/pkgs/development/interpreters/luajit/default.nix
@@ -127,6 +127,8 @@ stdenv.mkDerivation rec {
     homepage = "http://luajit.org";
     license = licenses.mit;
     platforms = platforms.linux ++ platforms.darwin;
+    # See https://github.com/LuaJIT/LuaJIT/issues/628
+    badPlatforms = [ "riscv64-linux" "riscv64-linux" ];
     maintainers = with maintainers; [ thoughtpolice smironov vcunat lblasc ];
   } // extraMeta;
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 16a99d5e4ae2..0f5d426c71d5 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -32806,7 +32806,7 @@ with pkgs;
   wrapNeovim = neovim-unwrapped: lib.makeOverridable (neovimUtils.legacyWrapper neovim-unwrapped);
   neovim-unwrapped = callPackage ../applications/editors/neovim {
     CoreServices =  darwin.apple_sdk.frameworks.CoreServices;
-    lua = luajit;
+    lua = if (stdenv.hostPlatform.isRiscV64 || stdenv.hostPlatform.isRiscV64) then lua5_1 else luajit;
   };
 
   neovimUtils = callPackage ../applications/editors/neovim/utils.nix {