diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 24253c8bec8..ae67ac00c13 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -1570,4 +1570,8 @@ self: super: {
   # https://github.com/jaspervdj/profiteur/issues/33
   profiteur = doJailbreak super.profiteur;
 
+  # Test suite has overly strict bounds on tasty.
+  # https://github.com/input-output-hk/nothunks/issues/9
+  nothunks = doJailbreak super.nothunks;
+
 } // import ./configuration-tensorflow.nix {inherit pkgs haskellLib;} self super
diff --git a/pkgs/development/haskell-modules/configuration-hackage2nix.yaml b/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
index ab8f1f7e5f2..929163b5bcd 100644
--- a/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
+++ b/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
@@ -8392,7 +8392,6 @@ broken-packages:
   - NoSlow
   - not-gloss-examples
   - notcpp
-  - nothunks
   - notifications-tray-icon
   - notmuch-haskell
   - notmuch-web