diff --git a/pkgs/development/libraries/haskell/monads-fd/0.0.0.1.nix b/pkgs/development/libraries/haskell/monads-fd/0.0.0.1.nix
deleted file mode 100644
index d05201c939ca..000000000000
--- a/pkgs/development/libraries/haskell/monads-fd/0.0.0.1.nix
+++ /dev/null
@@ -1,17 +0,0 @@
-{ cabal, transformers }:
-
-cabal.mkDerivation (self: {
-  pname = "monads-fd";
-  version = "0.0.0.1";
-  sha256 = "7eaac97b2c91a670171f18ebeb3f73b1a45e16576851279f73ea2e1f5ec63b25";
-  buildDepends = [ transformers ];
-  meta = {
-    description = "Monad classes, using functional dependencies";
-    license = self.stdenv.lib.licenses.bsd3;
-    platforms = self.ghc.meta.platforms;
-    maintainers = [
-      self.stdenv.lib.maintainers.andres
-      self.stdenv.lib.maintainers.simons
-    ];
-  };
-})
diff --git a/pkgs/development/libraries/haskell/monads-fd/0.2.0.0.nix b/pkgs/development/libraries/haskell/monads-fd/0.2.0.0.nix
deleted file mode 100644
index f12df82d8445..000000000000
--- a/pkgs/development/libraries/haskell/monads-fd/0.2.0.0.nix
+++ /dev/null
@@ -1,17 +0,0 @@
-{ cabal, mtl, transformers }:
-
-cabal.mkDerivation (self: {
-  pname = "monads-fd";
-  version = "0.2.0.0";
-  sha256 = "1iqr5p3va5sxmpvydwqz2src54j5njcyrzn9p5apc60nv7yv6x4c";
-  buildDepends = [ mtl transformers ];
-  meta = {
-    description = "Monad classes, using functional dependencies";
-    license = self.stdenv.lib.licenses.bsd3;
-    platforms = self.ghc.meta.platforms;
-    maintainers = [
-      self.stdenv.lib.maintainers.andres
-      self.stdenv.lib.maintainers.simons
-    ];
-  };
-})
diff --git a/pkgs/development/libraries/haskell/salvia-protocol/default.nix b/pkgs/development/libraries/haskell/salvia-protocol/default.nix
deleted file mode 100644
index dbd33c170365..000000000000
--- a/pkgs/development/libraries/haskell/salvia-protocol/default.nix
+++ /dev/null
@@ -1,17 +0,0 @@
-{ cabal, bimap, fclabels, parsec, safe, split, utf8String }:
-
-cabal.mkDerivation (self: {
-  pname = "salvia-protocol";
-  version = "1.0.1";
-  sha256 = "6b2312e52efaa81feec7461b1a3db77e1f2a8dfd829ae878b614c206a5e48928";
-  buildDepends = [ bimap fclabels parsec safe split utf8String ];
-  meta = {
-    description = "Salvia webserver protocol suite supporting URI, HTTP, Cookie and MIME";
-    license = self.stdenv.lib.licenses.bsd3;
-    platforms = self.ghc.meta.platforms;
-    maintainers = [
-      self.stdenv.lib.maintainers.andres
-      self.stdenv.lib.maintainers.simons
-    ];
-  };
-})
diff --git a/pkgs/development/libraries/haskell/salvia/default.nix b/pkgs/development/libraries/haskell/salvia/default.nix
deleted file mode 100644
index e3594e1ef4af..000000000000
--- a/pkgs/development/libraries/haskell/salvia/default.nix
+++ /dev/null
@@ -1,24 +0,0 @@
-{ cabal, fclabels, MaybeTTransformers, monadsFd, network, pureMD5
-, random, safe, salviaProtocol, split, stm, text, threadmanager
-, time, transformers, utf8String
-}:
-
-cabal.mkDerivation (self: {
-  pname = "salvia";
-  version = "1.0.0";
-  sha256 = "d1be63e3eb7cb071e8e339d730692b3ce52576e513f718b89a194b17878496e1";
-  buildDepends = [
-    fclabels MaybeTTransformers monadsFd network pureMD5 random safe
-    salviaProtocol split stm text threadmanager time transformers
-    utf8String
-  ];
-  meta = {
-    description = "Modular web application framework";
-    license = self.stdenv.lib.licenses.bsd3;
-    platforms = self.ghc.meta.platforms;
-    maintainers = [
-      self.stdenv.lib.maintainers.andres
-      self.stdenv.lib.maintainers.simons
-    ];
-  };
-})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 22223eca1ee8..8afe7cda0827 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -859,10 +859,6 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   MonadRandom = callPackage ../development/libraries/haskell/MonadRandom {};
 
-  monadsFd_0_0_0_1 = callPackage ../development/libraries/haskell/monads-fd/0.0.0.1.nix {};
-  monadsFd_0_2_0_0 = callPackage ../development/libraries/haskell/monads-fd/0.2.0.0.nix {};
-  monadsFd = self.monadsFd_0_2_0_0;
-
   mpppc = callPackage ../development/libraries/haskell/mpppc {};
 
   mtl_1_1_0_2 = callPackage ../development/libraries/haskell/mtl/1.1.0.2.nix {};
@@ -1064,12 +1060,6 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   safe = callPackage ../development/libraries/haskell/safe {};
 
-  salvia = callPackage ../development/libraries/haskell/salvia {};
-
-  salviaProtocol = callPackage ../development/libraries/haskell/salvia-protocol {
-    parsec = self.parsec2;
-  };
-
   sendfile = callPackage ../development/libraries/haskell/sendfile {};
 
   semigroups = callPackage ../development/libraries/haskell/semigroups {};