@@ -117,6 +117,7 @@ in {
117 # `reinstallableLibGhc` build more like the boot version.
117 # `reinstallableLibGhc` build more like the boot version.
118 # See https://github.com/input-output-hk/haskell.nix/issues/1512
118 # See https://github.com/input-output-hk/haskell.nix/issues/1512
119 packages.ghc.flags.ghci = true;
119 packages.ghc.flags.ghci = true;
120+ packages.ghc.flags.internal-interpreter = true;
120 packages.ghci.flags.ghci = true;
121 packages.ghci.flags.ghci = true;
121 packages.ghci.flags.internal-interpreter = true;
122 packages.ghci.flags.internal-interpreter = true;