diff --git a/flake.lock b/flake.lock
index 43ed3e753..dbf7e06bd 100644
--- a/flake.lock
+++ b/flake.lock
@@ -83,6 +83,22 @@
         "type": "github"
       }
     },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1650374568,
+        "narHash": "sha256-Z+s0J8/r907g149rllvwhb4pKi8Wam5ij0st8PwAh+E=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "b4a34015c698c7793d592d66adbab377907a2be8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
     "flake-utils": {
       "locked": {
         "lastModified": 1656928814,
@@ -389,6 +405,7 @@
     },
     "root": {
       "inputs": {
+        "flake-compat": "flake-compat",
         "flake-utils": "flake-utils",
         "haskellNix": "haskellNix",
         "nixpkgs": [
diff --git a/flake.nix b/flake.nix
index 42e0dbdc5..bcf05e95f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -12,7 +12,7 @@
     };
   };
 
-  outputs = { self, nixpkgs, flake-utils, haskellNix }:
+  outputs = { self, nixpkgs, flake-utils, haskellNix, flake-compat }:
     flake-utils.lib.eachSystem [ "x86_64-linux" "x86_64-darwin" "aarch64-darwin" ] (system:
       let
         overlays = [