diff --git a/flake.lock b/flake.lock
index d293ffa53..fc964844d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -488,17 +488,17 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1696032704,
-        "narHash": "sha256-N5fmjai5kpMXvm12cdDYG0lPVbt9ul33TfGIxOD3j0E=",
-        "owner": "NixOS",
+        "lastModified": 1696109588,
+        "narHash": "sha256-T0Zr/xWF1ctBEcA+yCCrHsDFh+PtqpmSRUEDZ5nWdbI=",
+        "owner": "mpscholten",
         "repo": "nixpkgs",
-        "rev": "c0831fce32bc37751102e5d9a1db078121fdb31f",
+        "rev": "2c4deccba73efc1749721eccf30887dbe79949b6",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
+        "owner": "mpscholten",
+        "ref": "fix-ghc-9.6.x",
         "repo": "nixpkgs",
-        "rev": "c0831fce32bc37751102e5d9a1db078121fdb31f",
         "type": "github"
       }
     },
diff --git a/flake.nix b/flake.nix
index 3a8d4c044..3b453c46f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,7 +3,7 @@
 
     inputs = {
         # TODO use nixpkgs-unstable and just .lock a version?
-        nixpkgs.url = "github:NixOS/nixpkgs?rev=c0831fce32bc37751102e5d9a1db078121fdb31f";
+        nixpkgs.url = "github:mpscholten/nixpkgs/fix-ghc-9.6.x";
 
         # pre-defined set of default target systems
         systems.url = "github:nix-systems/default";