diff --git a/flake.nix b/flake.nix
index e7409c385a..e9c5d0dc84 100644
--- a/flake.nix
+++ b/flake.nix
@@ -72,11 +72,12 @@
             with haskell.lib; {
 
               ghc-api-compat = hself.callCabal2nix "ghc-api-compat"
-                (pkgs.fetchFromGitHub {
-                  owner = "hsyl20";
+                (pkgs.fetchFromGitLab {
+                  domain = "gitlab.haskell.org";
+                  owner = "haskell";
                   repo = "ghc-api-compat";
-                  rev = "8fee87eac97a538dbe81ff1ab18cff10f2f9fa15";
-                  sha256 = "byehvdxQxhNk5ZQUXeFHjAZpAze4Ct9261ro4c5acZk=";
+                  rev = "f2546e768f1d33418ce5012280682704d66dd364";
+                  sha256 = "Mu46OzJsP9ncSCgK32uLgq0BvHEWfBzdi3EmQ6CPywU=";
                 }) { };
 
               lsp = hself.lsp_1_2_0_1;