diff --git a/pkgs/applications/editors/emacs-modes/jdee/default.nix b/pkgs/applications/editors/emacs-modes/jdee/default.nix
index 02f60d0d698..f6ff60052c9 100644
--- a/pkgs/applications/editors/emacs-modes/jdee/default.nix
+++ b/pkgs/applications/editors/emacs-modes/jdee/default.nix
@@ -11,7 +11,7 @@ in
     src = fetchsvn {
       url = "https://jdee.svn.sourceforge.net/svnroot/jdee/trunk/jdee";
       rev = revision;
-      sha256 = "1qj5cv74dp6nf6060jyvnlcbmc4sz8a09806gwa1zfiwz6mm9zrs";
+      sha256 = "1z1y957glbqm7z3dhah9h4jysw3173pq1gpx5agfwcw614n516xz";
     };
 
     patchFlags = "-p1 --ignore-whitespace";
diff --git a/pkgs/applications/editors/emacs-modes/quack/default.nix b/pkgs/applications/editors/emacs-modes/quack/default.nix
index 86371890db1..e57182b40c8 100644
--- a/pkgs/applications/editors/emacs-modes/quack/default.nix
+++ b/pkgs/applications/editors/emacs-modes/quack/default.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation {
   src = fetchurl {
     # XXX: Upstream URL is not versioned, which might eventually break this.
     url = "http://www.neilvandyke.org/quack/quack.el";
-    sha256 = "1w3p03f1f3l2nldxc7dig1kkgbbvy5j7zid0cfmkcrpp1qrcsqic";
+    sha256 = "1q5bsllxkibiddwp32306flqm8s3caffnpbqz5ka260avllp4jj5";
   };
 
   buildInputs = [ emacs ];
diff --git a/pkgs/applications/editors/emacs-modes/session-management-for-emacs/default.nix b/pkgs/applications/editors/emacs-modes/session-management-for-emacs/default.nix
index 08fb64002a0..185bc20021e 100644
--- a/pkgs/applications/editors/emacs-modes/session-management-for-emacs/default.nix
+++ b/pkgs/applications/editors/emacs-modes/session-management-for-emacs/default.nix
@@ -4,10 +4,11 @@ stdenv.mkDerivation rec {
   name = "session-management-for-emacs-2.2a";
   
   src = fetchurl {
-    url = "mirror://sourceforge.net/sourceforge/emacs-session/session-2.2a.tar.gz";
-    sha256 = "0i01dnkizs349ahyybzy0mjzgj52z65rxynsj2mlw5mm41sbmprp";
+    url = "http://downloads.sourceforge.net/project/emacs-session/session/2.2a/session-2.2a.tar.gz";
+#    url = "mirror://sourceforge.net/sourceforge/emacs-session/session-2.2a.tar.gz";
+    sha256 = "37dfba7420b5164eab90dafa9e8bf9a2c8f76505fe2fefa14a64e81fa76d0144";
   };
-  
+
   buildInputs = [emacs];
   
   installPhase = ''
diff --git a/pkgs/applications/editors/emacs-modes/tuareg/default.nix b/pkgs/applications/editors/emacs-modes/tuareg/default.nix
new file mode 100644
index 00000000000..17957ffc276
--- /dev/null
+++ b/pkgs/applications/editors/emacs-modes/tuareg/default.nix
@@ -0,0 +1,27 @@
+{ stdenv, fetchurl, emacs }:
+
+# this package installs the emacs-mode which
+# resides in the ocaml compiler sources.
+
+let version = "2.0.6";
+
+in stdenv.mkDerivation {
+  name = "tuareg-mode-${version}";
+  src = fetchurl {
+    url = https://forge.ocamlcore.org/frs/download.php/882/tuareg-2.0.6.tar.gz;
+    sha256 = "ea79ac24623b82ab8047345f8504abca557a537e639d16ce1ac3e5b27f5b1189";
+  }; 
+
+  buildInputs = [ emacs ];
+
+  installPhase = ''
+    ensureDir "$out/share/emacs/site-lisp"
+    cp *.el *.elc  "$out/share/emacs/site-lisp"
+  '';
+
+  meta = {
+    homepage = http://caml.inria.fr;
+    description = "OCaml mode package for Emacs";
+    platforms = stdenv.lib.platforms.unix;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 89d265c99cf..e0777e78da1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -7059,7 +7059,7 @@ let
 
     cua = callPackage ../applications/editors/emacs-modes/cua { };
 
-    ecb = callPackage ../applications/editors/emacs-modes/ecb { };
+    # ecb = callPackage ../applications/editors/emacs-modes/ecb { };
 
     jabber = callPackage ../applications/editors/emacs-modes/jabber { };
 
@@ -7093,6 +7093,8 @@ let
 
     ocamlMode = callPackage ../applications/editors/emacs-modes/ocaml { };
 
+    tuaregMode = callPackage ../applications/editors/emacs-modes/tuareg { };
+
     hol_light_mode = callPackage ../applications/editors/emacs-modes/hol_light { };
 
     htmlize = callPackage ../applications/editors/emacs-modes/htmlize { };