diff --git a/pkgs/build-support/release/ant-build.nix b/pkgs/build-support/release/ant-build.nix
deleted file mode 100644
index 6b59241e01ed..000000000000
--- a/pkgs/build-support/release/ant-build.nix
+++ /dev/null
@@ -1,123 +0,0 @@
-{ src
-, pkgs
-, lib
-, stdenv ? pkgs.stdenv
-, name
-, antTargets ? []
-, jars ? []
-, jarWrappers ? []
-, antProperties ? []
-, antBuildInputs ? []
-, buildfile ? "build.xml"
-, ant ? pkgs.ant
-, jre ? pkgs.jdk
-, hydraAntLogger ? pkgs.hydraAntLogger
-, zip ? pkgs.zip
-, unzip ? pkgs.unzip
-, ... } @ args:
-
-let
-  antFlags = "-f ${buildfile} " + lib.concatMapStrings ({name, value}: "-D${name}=${value} " ) antProperties ;
-in
-stdenv.mkDerivation (
-
-  {
-    inherit jre ant;
-    showBuildStats = true;
-
-    postPhases =
-      ["generateWrappersPhase" "finalPhase"];
-
-    prePhases =
-      ["antSetupPhase"];
-
-    antSetupPhase = with lib; ''
-      if test "$hydraAntLogger" != "" ; then
-        export ANT_ARGS="-logger org.hydra.ant.HydraLogger -lib `ls $hydraAntLogger/share/java/*.jar | head -1`"
-      fi
-      for abi in ${concatStringsSep " " (map (f: "`find ${f} -name '*.jar'`") antBuildInputs)}; do
-        export ANT_ARGS="$ANT_ARGS -lib $abi"
-      done
-    '';
-
-    installPhase = ''
-      runHook preInstall
-
-      mkdir -p $out/share/java
-      ${ if jars == [] then ''
-           find . -name "*.jar" | xargs -I{} cp -v {} $out/share/java
-         '' else lib.concatMapStrings (j: ''
-           cp -v ${j} $out/share/java
-         '') jars }
-
-      . ${./functions.sh}
-      for j in $out/share/java/*.jar ; do
-        canonicalizeJar $j
-        echo file jar $j >> $out/nix-support/hydra-build-products
-      done
-
-      runHook postInstall
-    '';
-
-    generateWrappersPhase =
-      let
-        cp = w: "-cp '${lib.optionalString (w ? classPath) w.classPath}${lib.optionalString (w ? mainClass) ":$out/share/java/*"}'";
-      in
-      ''
-      header "Generating jar wrappers"
-    '' + (lib.concatMapStrings (w: ''
-
-      mkdir -p $out/bin
-      cat >> $out/bin/${w.name} <<EOF
-      #!${pkgs.runtimeShell}
-      export JAVA_HOME=$jre
-      $jre/bin/java ${cp w} ${if w ? mainClass then w.mainClass else "-jar ${w.jar}"} \$@
-      EOF
-
-      chmod a+x $out/bin/${w.name} || exit 1
-    '') jarWrappers) + ''
-      closeNest
-    '';
-
-    buildPhase = ''
-      runHook preBuild
-    '' + (if antTargets == [] then ''
-      header "Building default ant target"
-      ant ${antFlags}
-      closeNest
-    '' else lib.concatMapStrings (t: ''
-      header "Building '${t}' target"
-      ant ${antFlags} ${t}
-      closeNest
-    '') antTargets) + ''
-      runHook postBuild
-    '';
-
-    finalPhase =
-      ''
-        # Propagate the release name of the source tarball.  This is
-        # to get nice package names in channels.
-        if test -e $origSrc/nix-support/hydra-release-name; then
-          cp $origSrc/nix-support/hydra-release-name $out/nix-support/hydra-release-name
-        fi
-      '';
-  }
-
-  // removeAttrs args ["antProperties" "buildInputs" "pkgs" "lib" "jarWrappers"] //
-
-  {
-    name = name + (if src ? version then "-" + src.version else "");
-
-    nativeBuildInputs = [ unzip ];
-    buildInputs = [ant jre zip] ++ lib.optional (args ? buildInputs) args.buildInputs ;
-
-    postHook = ''
-      mkdir -p $out/nix-support
-      echo "$system" > $out/nix-support/system
-      . ${./functions.sh}
-
-      origSrc=$src
-      src=$(findTarball $src)
-    '';
-  }
-)
diff --git a/pkgs/build-support/release/default.nix b/pkgs/build-support/release/default.nix
index 83f755b2bece..d593ec81197e 100644
--- a/pkgs/build-support/release/default.nix
+++ b/pkgs/build-support/release/default.nix
@@ -14,10 +14,6 @@ rec {
     { inherit stdenv;
     } // args);
 
-  antBuild = args: import ./ant-build.nix (
-    { inherit lib pkgs;
-    } // args);
-
   mvnBuild = args: import ./maven-build.nix (
     { inherit stdenv;
     } // args);
diff --git a/pkgs/build-support/release/functions.sh b/pkgs/build-support/release/functions.sh
index 120d19685427..0c4b81edf822 100644
--- a/pkgs/build-support/release/functions.sh
+++ b/pkgs/build-support/release/functions.sh
@@ -11,29 +11,6 @@ findTarball() {
     fi
 }
 
-canonicalizeJarManifest() {
-    local input=$1
-    # http://docs.oracle.com/javase/7/docs/technotes/guides/jar/jar.html#Notes_on_Manifest_and_Signature_Files
-    (head -n 1 $input && tail -n +2 $input | sort | grep -v '^\s*$') > $input-tmp
-    mv $input-tmp $input
-}
-
-# Post-process a jar file to contain canonical timestamps and metadata ordering
-canonicalizeJar() {
-    local input=$1
-    local outer=$(pwd)
-    unzip -qq $input -d $input-tmp
-    canonicalizeJarManifest $input-tmp/META-INF/MANIFEST.MF
-    # Set all timestamps to Jan 1 1980, which is the earliest date the zip format supports...
-    find $input-tmp -exec touch -t 198001010000.00 {} +
-    rm $input
-    pushd $input-tmp
-    zip -q -r -o -X $outer/tmp-out.jar . 2> /dev/null
-    popd
-    rm -rf $input-tmp
-    mv $outer/tmp-out.jar $input
-}
-
 propagateImageName() {
     mkdir -p $out/nix-support
     cat "$diskImage"/nix-support/full-name > $out/nix-support/full-name
diff --git a/pkgs/development/libraries/java/junit/default.nix b/pkgs/development/libraries/java/junit/default.nix
deleted file mode 100644
index 5a1079851772..000000000000
--- a/pkgs/development/libraries/java/junit/default.nix
+++ /dev/null
@@ -1,28 +0,0 @@
-{ lib, antBuild, fetchgit, perl }:
-
-let
-  version = "4.11";
-in antBuild {
-  name = "junit-${version}";
-
-  # I think this is only used to generate the docs, and will likely disappear
-  # with the next release of junit since its build system completely changes.
-  buildInputs = [perl];
-
-  src = fetchgit {
-    url = "https://github.com/junit-team/junit.git";
-    sha256 = "1cn5dhs6vpbfbcmnm2vb1212n0kblv8cxrvnwmksjxd6bzlkac1k";
-    rev = "c2e4d911fadfbd64444fb285342a8f1b72336169";
-  };
-
-  antProperties = [
-    { name = "version"; value = version; }
-  ];
-
-  meta = {
-    homepage = "http://www.junit.org/";
-    description = "A framework for repeatable tests in Java";
-    license = lib.licenses.epl10;
-    broken = true;
-  };
-}
diff --git a/pkgs/development/libraries/java/junixsocket/darwin.patch b/pkgs/development/libraries/java/junixsocket/darwin.patch
deleted file mode 100644
index 97fd42d0b81b..000000000000
--- a/pkgs/development/libraries/java/junixsocket/darwin.patch
+++ /dev/null
@@ -1,20 +0,0 @@
-diff -rc junixsocket-1.3/src/main/org/newsclub/net/unix/NativeUnixSocket.java junixsocket-1.3-new/src/main/org/newsclub/net/unix/NativeUnixSocket.java
-*** junixsocket-1.3/src/main/org/newsclub/net/unix/NativeUnixSocket.java        Tue Jul 20 14:59:41 2010
---- junixsocket-1.3-new/src/main/org/newsclub/net/unix/NativeUnixSocket.java    Sun May 27 22:26:15 2012
-***************
-*** 43,49 ****
-              String prefix = "lib";
-              String suffix = ".so";
-              String os = osName.replaceAll("[^A-Za-z0-9]", "").toLowerCase();
-!             if ("macosx".equals(os)) {
-                  suffix = ".dylib";
-              } else if ("linux".equals(os) || "freebsd".equals(os)
-                      || "sunos".equals(os)) {
---- 43,49 ----
-              String prefix = "lib";
-              String suffix = ".so";
-              String os = osName.replaceAll("[^A-Za-z0-9]", "").toLowerCase();
-!             if ("macosx".equals(os) || "darwin".equals(os)) {
-                  suffix = ".dylib";
-              } else if ("linux".equals(os) || "freebsd".equals(os)
-                      || "sunos".equals(os)) {
diff --git a/pkgs/development/libraries/java/junixsocket/default.nix b/pkgs/development/libraries/java/junixsocket/default.nix
deleted file mode 100644
index 0484f4c59ba6..000000000000
--- a/pkgs/development/libraries/java/junixsocket/default.nix
+++ /dev/null
@@ -1,42 +0,0 @@
-{ lib, stdenv, fetchurl, ant, jdk, junit }:
-
-stdenv.mkDerivation rec {
-  name = "junixsocket-1.3";
-
-  src = fetchurl {
-    url = "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/junixsocket/${name}-src.tar.bz2";
-    sha256 = "0c6p8vmiv5nk8i6g1hgivnl3mpb2k3lhjjz0ss9dlirisfrxf1ym";
-  };
-
-  patches = [ ./darwin.patch ];
-
-  buildInputs = [ ant jdk junit ];
-
-  preConfigure =
-    ''
-      substituteInPlace src/main/org/newsclub/net/unix/NativeUnixSocketConfig.java \
-        --replace /opt/newsclub/lib-native $out/lib
-    '';
-
-  buildPhase = "ant";
-
-  ANT_ARGS =
-    # Note that our OpenJDK on Darwin is currently 32-bit, so we have to build a 32-bit dylib.
-    (if stdenv.is64bit then [ "-Dskip32=true" ] else [ "-Dskip64=true" ])
-    ++ [ "-Dgcc=${stdenv.cc.targetPrefix}cc" "-Dant.build.javac.source=1.6" ]
-    ++ lib.optional stdenv.isDarwin "-DisMac=true";
-
-  installPhase =
-    ''
-      mkdir -p $out/share/java $out/lib
-      cp -v dist/*.jar $out/share/java
-      cp -v lib-native/*.so lib-native/*.dylib $out/lib/
-    '';
-
-  meta = {
-    description = "A Java/JNI library for using Unix Domain Sockets from Java";
-    homepage = "https://github.com/kohlschutter/junixsocket";
-    license = lib.licenses.asl20;
-    platforms = lib.platforms.linux ++ lib.platforms.darwin;
-  };
-}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 66e0023475a3..fc6a4f361c20 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -20159,10 +20159,6 @@ with pkgs;
 
   jflex = callPackage ../development/libraries/java/jflex { };
 
-  junit = callPackage ../development/libraries/java/junit { antBuild = releaseTools.antBuild; };
-
-  junixsocket = callPackage ../development/libraries/java/junixsocket { };
-
   lombok = callPackage ../development/libraries/java/lombok { };
 
   lucene = callPackage ../development/libraries/java/lucene { };