diff --git a/dotfiles/config/taffybar/overlay.nix b/dotfiles/config/taffybar/overlay.nix
new file mode 100644
index 00000000..cc2b1d2f
--- /dev/null
+++ b/dotfiles/config/taffybar/overlay.nix
@@ -0,0 +1,13 @@
+_: super: {
+  haskellPackages = super.haskellPackages.override (old: {
+    overrides = super.lib.composeExtensions (old.overrides or (_: _: {})) (self: _: {
+      imalison-taffybar =
+        self.callCabal2nix "imalison-taffybar"
+        (
+          super.lib.sourceByRegex ./.
+          ["taffybar.hs" "imalison-taffybar.cabal"]
+        )
+        { };
+    });
+  });
+}