diff --git a/flake.lock b/flake.lock
index c24abf7..7ad8f92 100644
--- a/flake.lock
+++ b/flake.lock
@@ -18,6 +18,24 @@
         "type": "github"
       }
     },
+    "flake-utils_2": {
+      "inputs": {
+        "systems": "systems_2"
+      },
+      "locked": {
+        "lastModified": 1726560853,
+        "narHash": "sha256-X6rJYSESBVr3hBoH0WbKE5KvhPU5bloyZ2L4K60/fPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c1dfcf08411b08f6b8615f7d8971a2bfa81d5e8a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1729256560,
@@ -37,7 +55,8 @@
     "root": {
       "inputs": {
         "flake-utils": "flake-utils",
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": "nixpkgs",
+        "wreq-effectful": "wreq-effectful"
       }
     },
     "systems": {
@@ -54,6 +73,42 @@
         "repo": "default",
         "type": "github"
       }
+    },
+    "systems_2": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "wreq-effectful": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1734731007,
+        "narHash": "sha256-eVR0tc9fG//S/DuLnXQF/DyTZ2PJPfEbO9e/Wp2QwGg=",
+        "owner": "The1Penguin",
+        "repo": "wreq-effectful",
+        "rev": "5266a5fe20af01f3e018d54cc03dc259b8d3aa23",
+        "type": "github"
+      },
+      "original": {
+        "owner": "The1Penguin",
+        "repo": "wreq-effectful",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index 50832a9..b0c3bc8 100644
--- a/flake.nix
+++ b/flake.nix
@@ -4,11 +4,13 @@
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
     flake-utils.url = "github:numtide/flake-utils";
+    wreq-effectful.url = "github:The1Penguin/wreq-effectful";
+    wreq-effectful.inputs.nixpkgs.follows = "nixpkgs";
   };
 
   nixConfig.allow-import-from-derivation = true; # cabal2nix uses IFD
 
-  outputs = { self, nixpkgs, flake-utils }:
+  outputs = { self, nixpkgs, flake-utils, wreq-effectful }:
     let
       ghcVer = "ghc96";
       makeHaskellOverlay = overlay: final: prev: {
@@ -73,6 +75,7 @@
           let hlib = prev.haskell.lib; in
           {
             mat = hprev.callCabal2nix "mat" ./. { };
+            wreq-effectful = wreq-effectful.packages."x86_64-linux".wreq-effectful;
 
             # here's how to do hacks to the package set
             # don't run the test suite