diff --git a/pkgs/applications/networking/instant-messengers/pidgin-plugins/otr/default.nix b/pkgs/applications/networking/instant-messengers/pidgin-plugins/otr/default.nix
new file mode 100644
index 00000000000..d171cfebf92
--- /dev/null
+++ b/pkgs/applications/networking/instant-messengers/pidgin-plugins/otr/default.nix
@@ -0,0 +1,15 @@
+{ stdenv, fetchurl, libotr, pidgin} :
+
+stdenv.mkDerivation {
+  name = "pidgin-otr-3.1.0";
+  src = fetchurl {
+    url = http://www.cypherpunks.ca/otr/pidgin-otr-3.1.0.tar.gz;
+    sha256 = "1l524qx5kh2gg68biazjyqiyz8qzxqwp07i0wzfaxgv33s9ni7s2";
+  };
+
+  meta = {
+    description = "OTR plugin for Pidgin IM.";
+  };
+
+  buildInputs = [libotr pidgin];
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 393334aebd4..d3aa0d50461 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3071,6 +3071,10 @@ rec {
 	inherit (gtkLibs) glib gtk;
   };
 
+  pidginotr = import ../applications/networking/instant-messengers/pidgin-plugins/otr {
+	inherit fetchurl stdenv libotr pidgin;
+  };
+
   gimp = import ../applications/graphics/gimp {
     inherit fetchurl stdenv pkgconfig freetype fontconfig
       libtiff libjpeg libpng libexif zlib perl perlXMLParser python pygtk gettext;