11 files changed, 14 insertions, 75 deletions
diff --git a/pkgs/development/compilers/mono/4.6.nix b/pkgs/development/compilers/mono/4.6.nix
deleted file mode 100644
index 5ccdadc28787..000000000000
--- a/pkgs/development/compilers/mono/4.6.nix
+++ /dev/null
@@ -1,9 +0,0 @@
-{ callPackage, Foundation, libobjc }:
-
-callPackage ./generic.nix (rec {
-  inherit Foundation libobjc;
-  version = "4.6.2.16";
-  sha256 = "190f7kcrm1y5x61s1xwdmjnwc3czsg50s3mml4xmix7byh3x2rc9";
-  enableParallelBuilding = false; # #32386, https://hydra.nixos.org/build/65617511
-  meta.knownVulnerabilities = [ "CVE-2018-1002208" ];
-})
diff --git a/pkgs/development/compilers/mono/4.8.nix b/pkgs/development/compilers/mono/4.nix
index f445127c0da8..f445127c0da8 100644
--- a/pkgs/development/compilers/mono/4.8.nix
+++ b/pkgs/development/compilers/mono/4.nix
diff --git a/pkgs/development/compilers/mono/5.0.nix b/pkgs/development/compilers/mono/5.0.nix
deleted file mode 100644
index 53820c97b1b0..000000000000
--- a/pkgs/development/compilers/mono/5.0.nix
+++ /dev/null
@@ -1,8 +0,0 @@
-{ callPackage, Foundation, libobjc }:
-
-callPackage ./generic-cmake.nix (rec {
-  inherit Foundation libobjc;
-  version = "5.0.1.1";
-  sha256 = "064pgsmanpybpbhpam9jv9n8aicx6mlyb7a91yzh3kcksmqsxmj8";
-  enableParallelBuilding = false; # #32386, https://hydra.nixos.org/build/65820147
-})
diff --git a/pkgs/development/compilers/mono/5.4.nix b/pkgs/development/compilers/mono/5.4.nix
deleted file mode 100644
index acebb4beef6a..000000000000
--- a/pkgs/development/compilers/mono/5.4.nix
+++ /dev/null
@@ -1,8 +0,0 @@
-{ callPackage, Foundation, libobjc }:
-
-callPackage ./generic-cmake.nix (rec {
-  inherit Foundation libobjc;
-  version = "5.4.1.6";
-  sha256 = "1pv5lmyxjr8z9s17jx19850k43ylzqlbzsgr5jxj1knmkbza1zdx";
-  enableParallelBuilding = false; # #32386, https://hydra.nixos.org/build/65820147
-})
diff --git a/pkgs/development/compilers/mono/5.8.nix b/pkgs/development/compilers/mono/5.8.nix
deleted file mode 100644
index 7b5008fd04c2..000000000000
--- a/pkgs/development/compilers/mono/5.8.nix
+++ /dev/null
@@ -1,8 +0,0 @@
-{ callPackage, Foundation, libobjc }:
-
-callPackage ./generic-cmake.nix (rec {
-  inherit Foundation libobjc;
-  version = "5.8.0.108";
-  sha256 = "177khb06dfll0pcncr84vvibni7f8m5fgb30ndgsdjk25xfcbmzc";
-  enableParallelBuilding = false;
-})
diff --git a/pkgs/development/compilers/mono/5.14.nix b/pkgs/development/compilers/mono/5.nix
index dcf587a5fa41..dcf587a5fa41 100644
--- a/pkgs/development/compilers/mono/5.14.nix
+++ b/pkgs/development/compilers/mono/5.nix
diff --git a/pkgs/development/libraries/dbus-sharp/default.nix b/pkgs/development/libraries/dbus-sharp/default.nix
index 2704ef2de9fd..14db5baea3fb 100644
--- a/pkgs/development/libraries/dbus-sharp/default.nix
+++ b/pkgs/development/libraries/dbus-sharp/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchFromGitHub, pkgconfig, mono48, autoreconfHook }:
+{stdenv, fetchFromGitHub, pkgconfig, mono4, autoreconfHook }:
 
 stdenv.mkDerivation rec {
   name = "dbus-sharp-${version}";
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
 
   # Use msbuild when https://github.com/NixOS/nixpkgs/pull/43680 is merged
   # See: https://github.com/NixOS/nixpkgs/pull/46060
-  buildInputs = [ mono48 ];
+  buildInputs = [ mono4 ];
 
   dontStrip = true;
 
diff --git a/pkgs/development/libraries/mono-addins/default.nix b/pkgs/development/libraries/mono-addins/default.nix
index ca72557242f1..43311c29659b 100644
--- a/pkgs/development/libraries/mono-addins/default.nix
+++ b/pkgs/development/libraries/mono-addins/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, mono48, gtk-sharp-2_0 }:
+{ stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, mono4, gtk-sharp-2_0 }:
 
 stdenv.mkDerivation rec {
   name = "mono-addins-${version}";
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig autoreconfHook ];
 
   # Use msbuild when https://github.com/NixOS/nixpkgs/pull/43680 is merged
-  buildInputs = [ mono48 gtk-sharp-2_0 ];
+  buildInputs = [ mono4 gtk-sharp-2_0 ];
 
   dontStrip = true;
 
diff --git a/pkgs/servers/foundationdb/default.nix b/pkgs/servers/foundationdb/default.nix
index 7e4babbb979b..5d8e347de99d 100644
--- a/pkgs/servers/foundationdb/default.nix
+++ b/pkgs/servers/foundationdb/default.nix
@@ -2,7 +2,7 @@
 , lib, fetchurl, fetchpatch, fetchFromGitHub
 
 , which, findutils, m4, gawk
-, python, openjdk, mono58, libressl
+, python, openjdk, mono, libressl
 }:
 
 let
@@ -50,7 +50,7 @@ let
           inherit rev sha256;
         };
 
-        nativeBuildInputs = [ python openjdk gawk which m4 findutils mono58 ];
+        nativeBuildInputs = [ python openjdk gawk which m4 findutils mono ];
         buildInputs = [ libressl boost ];
 
         patches =
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a4cbee31b9bf..c27289de138d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3534,9 +3534,7 @@ in
 
   jaaa = callPackage ../applications/audio/jaaa { };
 
-  jackett = callPackage ../servers/jackett {
-    mono = mono514;
-  };
+  jackett = callPackage ../servers/jackett { };
 
   jade = callPackage ../tools/text/sgml/jade { };
 
@@ -7036,9 +7034,7 @@ in
 
   fsharp = callPackage ../development/compilers/fsharp { };
 
-  fsharp41 = callPackage ../development/compilers/fsharp41 {
-    mono = mono46;
-  };
+  fsharp41 = callPackage ../development/compilers/fsharp41 { mono = mono4; };
 
   fstar = callPackage ../development/compilers/fstar { };
 
@@ -7351,36 +7347,14 @@ in
 
   mlton = mlton20180207;
 
-  mono  = mono5;
-  mono5 = mono58;
-  mono4 = mono48;
-
-  mono46 = lowPrio (callPackage ../development/compilers/mono/4.6.nix {
-    inherit (darwin) libobjc;
-    inherit (darwin.apple_sdk.frameworks) Foundation;
-  });
-
-  mono48 = lowPrio (callPackage ../development/compilers/mono/4.8.nix {
-    inherit (darwin) libobjc;
-    inherit (darwin.apple_sdk.frameworks) Foundation;
-  });
+  mono = mono5;
 
-  mono50 = lowPrio (callPackage ../development/compilers/mono/5.0.nix {
+  mono4 = lowPrio (callPackage ../development/compilers/mono/4.nix {
     inherit (darwin) libobjc;
     inherit (darwin.apple_sdk.frameworks) Foundation;
   });
 
-  mono54 = lowPrio (callPackage ../development/compilers/mono/5.4.nix {
-    inherit (darwin) libobjc;
-    inherit (darwin.apple_sdk.frameworks) Foundation;
-  });
-
-  mono58 = callPackage ../development/compilers/mono/5.8.nix {
-    inherit (darwin) libobjc;
-    inherit (darwin.apple_sdk.frameworks) Foundation;
-  };
-
-  mono514 = callPackage ../development/compilers/mono/5.14.nix {
+  mono5 = callPackage ../development/compilers/mono/5.nix {
     inherit (darwin) libobjc;
     inherit (darwin.apple_sdk.frameworks) Foundation;
   };
@@ -13506,7 +13480,7 @@ in
   elasticmq = callPackage ../servers/elasticmq { };
 
   eventstore = callPackage ../servers/nosql/eventstore {
-    mono = mono46;
+    mono = mono4;
     v8 = v8_6_x;
   };
 
@@ -16880,9 +16854,7 @@ in
   inherit (gnome3) evince;
   evolution-data-server = gnome3.evolution-data-server;
 
-  keepass = callPackage ../applications/misc/keepass {
-    buildDotnetPackage = buildDotnetPackage.override { mono = mono54; };
-  };
+  keepass = callPackage ../applications/misc/keepass { };
 
   keepass-keeagent = callPackage ../applications/misc/keepass-plugins/keeagent { };
 
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 9011f9933213..b5c980080e98 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -3725,7 +3725,7 @@ in {
 
   pythonnet = callPackage ../development/python-modules/pythonnet {
     # `mono >= 4.6` required to prevent crashes encountered with earlier versions.
-    mono = pkgs.mono46;
+    mono = pkgs.mono4;
   };
 
   pytz = callPackage ../development/python-modules/pytz { };