diff --git a/pkgs/by-name/vc/vcmi/package.nix b/pkgs/by-name/vc/vcmi/package.nix
index 9a509c0673bb..666aab9dd202 100644
--- a/pkgs/by-name/vc/vcmi/package.nix
+++ b/pkgs/by-name/vc/vcmi/package.nix
@@ -66,6 +66,8 @@ stdenv.mkDerivation (finalAttrs: {
 
   cmakeFlags = [
     (lib.cmakeBool "ENABLE_CLIENT" true)
+    (lib.cmakeBool "ENABLE_LUA" true)
+    (lib.cmakeBool "ENABLE_ERM" true)
     (lib.cmakeBool "ENABLE_GOLDMASTER" true)
     (lib.cmakeBool "ENABLE_TEST" false) # Requires nonfree data files.
     (lib.cmakeBool "ENABLE_PCH" false)