diff --git a/pkgs/development/libraries/tclgpg/default.nix b/pkgs/development/libraries/tclgpg/default.nix
new file mode 100644
index 000000000000..d8bea7f14e3e
--- /dev/null
+++ b/pkgs/development/libraries/tclgpg/default.nix
@@ -0,0 +1,37 @@
+{ stdenv, fetchsvn, autoconf, automake, tcl, tcllib, gnupg }:
+
+stdenv.mkDerivation rec {
+  name = "tclgpg-${version}";
+  version = "1.0pre";
+
+  src = fetchsvn {
+    url = "http://tclgpg.googlecode.com/svn/trunk";
+    rev = 74;
+    sha256 = "5207b1d246fea6d4527e8c044579dae45a2e31eeaa5633f4f97c7e7b54ec27c5";
+  };
+
+  configureFlags = "--with-tcl=" + tcl + "/lib "
+                 + "--with-tclinclude=" + tcl + "/include ";
+
+  preConfigure = ''
+    configureFlags="--exec_prefix=$prefix $configureFlags"
+    sed -i -e 's|dtplite|TCLLIBPATH="${tcllib}/lib/tcllib${tcllib.version}" &|' Makefile.in
+    autoreconf -vfi
+  '';
+
+  prePatch = ''
+    sed -i -e 's|\[auto_execok gpg\]|"${gnupg}/bin/gpg2"|' tclgpg.tcl
+  '';
+
+  passthru = {
+    libPrefix = "gpg1.0";
+  };
+
+  buildInputs = [ autoconf automake tcl tcllib ];
+
+  meta = {
+    homepage = http://code.google.com/p/tclgpg/;
+    description = "A Tcl interface to GNU Privacy Guard";
+    license = stdenv.lib.licenses.bsd2;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 4c6f65ff841f..4201d879ac85 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4867,6 +4867,8 @@ let
 
   tclap = callPackage ../development/libraries/tclap {};
 
+  tclgpg = callPackage ../development/libraries/tclgpg { };
+
   tcllib = callPackage ../development/libraries/tcllib { };
 
   tcltls = callPackage ../development/libraries/tcltls { };