diff --git a/pkgs/development/haskell-modules/configuration-hackage2nix.yaml b/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
index 9ff253a4232..89a6f825ff8 100644
--- a/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
+++ b/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
@@ -7727,6 +7727,7 @@ broken-packages:
   - mcl
   - mcm
   - mcmaster-gloss-examples
+  - mcmc
   - mcmc-samplers
   - mcmc-synthesis
   - mcpi
@@ -8559,6 +8560,7 @@ broken-packages:
   - pbc4hs
   - PBKDF2
   - pcap-enumerator
+  - pcapng
   - pcd-loader
   - pcf
   - pcf-font
diff --git a/pkgs/development/haskell-modules/hackage-packages.nix b/pkgs/development/haskell-modules/hackage-packages.nix
index 8262fdb54c6..5115cbcee68 100644
--- a/pkgs/development/haskell-modules/hackage-packages.nix
+++ b/pkgs/development/haskell-modules/hackage-packages.nix
@@ -170933,6 +170933,8 @@ self: {
        ];
        description = "Sample from a posterior using Markov chain Monte Carlo";
        license = stdenv.lib.licenses.gpl3Plus;
+       hydraPlatforms = stdenv.lib.platforms.none;
+       broken = true;
      }) {};
 
   "mcmc-samplers" = callPackage
@@ -196664,6 +196666,8 @@ self: {
          text unliftio-core validity
        ];
        license = stdenv.lib.licenses.bsd3;
+       hydraPlatforms = stdenv.lib.platforms.none;
+       broken = true;
      }) {};
 
   "pcd-loader" = callPackage