diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 23139af6fda2..9209523242eb 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -2548,8 +2548,9 @@ self: super: {
     relative = "dependent-sum-template";
   }) super.dependent-sum-template;
 
-  # Too strict bounds on chell: https://github.com/fpco/haskell-filesystem/issues/24
-  system-fileio = doJailbreak super.system-fileio;
+  # doJailbreak: too strict bounds on chell: https://github.com/fpco/haskell-filesystem/issues/24
+  # dontCheck:   tests don't typecheck after ghc 8.4 (possibly introduced by api change of unix library)
+  system-fileio = doJailbreak (dontCheck super.system-fileio);
 
   # Bounds too strict on base and ghc-prim: https://github.com/tibbe/ekg-core/pull/43 (merged); waiting on hackage release
   ekg-core = assert super.ekg-core.version == "0.1.1.7"; doJailbreak super.ekg-core;
diff --git a/pkgs/development/haskell-modules/configuration-darwin.nix b/pkgs/development/haskell-modules/configuration-darwin.nix
index 5933627583a6..3159f3b31536 100644
--- a/pkgs/development/haskell-modules/configuration-darwin.nix
+++ b/pkgs/development/haskell-modules/configuration-darwin.nix
@@ -83,9 +83,6 @@ self: super: ({
   with-utf8 = addExtraLibrary pkgs.libiconv super.with-utf8;
   with-utf8_1_1_0_0 = addExtraLibrary pkgs.libiconv super.with-utf8_1_1_0_0;
 
-  # the system-fileio tests use canonicalizePath, which fails in the sandbox
-  system-fileio = dontCheck super.system-fileio;
-
   git-annex = overrideCabal (drv: {
     # We can't use testFlags since git-annex side steps the Cabal test mechanism
     preCheck = drv.preCheck or "" + ''
diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
index 4a194192ee4b..4272012f27a3 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
@@ -69,7 +69,6 @@ self: super: {
   hpc-coveralls = doJailbreak super.hpc-coveralls; # https://github.com/guillaume-nargeot/hpc-coveralls/issues/82
   http-api-data = doJailbreak super.http-api-data;
   persistent-sqlite = dontCheck super.persistent-sqlite;
-  system-fileio = dontCheck super.system-fileio;  # avoid dependency on broken "patience"
   unicode-transforms = dontCheck super.unicode-transforms;
   wl-pprint-extras = doJailbreak super.wl-pprint-extras; # containers >=0.4 && <0.6 is too tight; https://github.com/ekmett/wl-pprint-extras/issues/17
   RSA = dontCheck super.RSA; # https://github.com/GaloisInc/RSA/issues/14
diff --git a/pkgs/development/haskell-modules/configuration-hackage2nix/broken.yaml b/pkgs/development/haskell-modules/configuration-hackage2nix/broken.yaml
index 69c1d1eb9d1d..4e6717de27ba 100644
--- a/pkgs/development/haskell-modules/configuration-hackage2nix/broken.yaml
+++ b/pkgs/development/haskell-modules/configuration-hackage2nix/broken.yaml
@@ -5887,7 +5887,6 @@ broken-packages:
   - system-command # failure in job https://hydra.nixos.org/build/233239356 at 2023-09-02
   - systemd-ntfy # failure in job https://hydra.nixos.org/build/236686880 at 2023-10-04
   - system-extra # failure in job https://hydra.nixos.org/build/233203137 at 2023-09-02
-  - system-fileio # failure in job https://hydra.nixos.org/build/252731084 at 2024-03-16
   - system-inotify # failure in job https://hydra.nixos.org/build/233206871 at 2023-09-02
   - system-lifted # failure in job https://hydra.nixos.org/build/233236013 at 2023-09-02
   - system-linux-proc # failure in job https://hydra.nixos.org/build/233209447 at 2023-09-02