diff --git a/overlays/30-ghc.nix b/overlays/30-ghc.nix
index a64c469b..6ec621a2 100644
--- a/overlays/30-ghc.nix
+++ b/overlays/30-ghc.nix
@@ -2,6 +2,12 @@ self: super:
 let
   master = import super.sources.nixpkgs-master { };
   inherit (master.haskell.lib) overrideCabal unmarkBroken;
+  myOverrides = self: super: {
+    optics = super.optics_0_3;
+    optics-th = super.optics-th_0_3_0_1;
+    optics-core = super.optics-core_0_3_0_1;
+    optics-extra = super.optics-extra_0_3;
+  };
   makeHaskellScriptPackages = p: {
     inherit (p)
       aeson shh string-interpolate relude replace-megaparsec async say