diff --git a/pkgs/applications/networking/instant-messengers/oneteam/default.nix b/pkgs/applications/networking/instant-messengers/oneteam/default.nix
deleted file mode 100644
index f7e4fa4cff6..00000000000
--- a/pkgs/applications/networking/instant-messengers/oneteam/default.nix
+++ /dev/null
@@ -1,62 +0,0 @@
-{ stdenv, fetchFromGitHub
-, perl, firefox, perlPackages, zip, unzip, pkgconfig
-, libpulseaudio, glib, gtk2, pixman, nspr, nss, libXScrnSaver
-, scrnsaverproto
-}:
-
-stdenv.mkDerivation rec {
-  name = "oneteam-unstable-2013-02-21";
-
-  src = fetchFromGitHub {
-    repo = "oneteam";
-    owner = "processone";
-    rev = "c51bc545c3a32db4ea8b96e43b84fcfc6b8d3d2a";
-    sha256 = "19104fwdaf0nnsr5w755fg8wwww5sh96wmn939gxa5ah155nf2w3";
-  };
-
-  nativeBuildInputs = [ pkgconfig zip unzip ];
-
-  buildInputs =
-    [ perl firefox libpulseaudio glib gtk2 pixman nspr
-      nss libXScrnSaver scrnsaverproto
-    ] ++ [ perlPackages.SubName gtk2 glib ];
-
-  postPatch = ''
-    sed -e '1i#include <netinet/in.h>' -i src/components/src/rtp/otRTPDecoder.cpp src/components/src/rtp/otRTPEncoder.cpp
-  '';
-
-  buildPhase = ''
-    export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${nspr.dev}/include/nspr"
-    perl build.pl XULAPP 1
-  '';
-
-  installPhase = ''
-    TARGET_DIR="$out/share/oneteam/app"
-    BUILD_DIR="$PWD"
-    mkdir -p "$TARGET_DIR"
-    cd "$TARGET_DIR"
-    unzip "$BUILD_DIR/oneteam.xulapp"
-    mkdir -p "$out/bin"
-    echo "#! ${stdenv.shell}" > "$out/bin/oneteam"
-    sed -re 's@MaxVersion=[0-9.]+@MaxVersion=999.0@' -i "$TARGET_DIR/application.ini"
-    echo "\"${firefox}/bin/firefox\" -app \"$TARGET_DIR/application.ini\"" > "$out/bin/oneteam"
-    chmod a+x "$out/bin/oneteam"
-    mkdir -p "$out/share/doc"
-    cp -r "$BUILD_DIR/docs" "$out/share/doc/oneteam"
-  '';
-
-  meta = {
-    description = "An XMPP client";
-    maintainers = with stdenv.lib.maintainers; [ raskin ];
-    license = stdenv.lib.licenses.gpl2;
-    homepage="http://oneteam.im";
-    # Fell behind the Firefox development
-    broken = true;
-  };
-
-  passthru = {
-    updateInfo = {
-      downloadPage = "git://github.com/processone/oneteam";
-    };
-  };
-}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 385030188e9..ecafbf2de90 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14878,8 +14878,6 @@ with pkgs;
 
   omxplayer = callPackage ../applications/video/omxplayer { };
 
-  oneteam = callPackage ../applications/networking/instant-messengers/oneteam { };
-
   openbox = callPackage ../applications/window-managers/openbox { };
 
   openbox-menu = callPackage ../applications/misc/openbox-menu { };