diff --git a/pkgs/applications/editors/emacs-modes/org-generated.nix b/pkgs/applications/editors/emacs-modes/org-generated.nix
index 9d7af37e514..f51fec80075 100644
--- a/pkgs/applications/editors/emacs-modes/org-generated.nix
+++ b/pkgs/applications/editors/emacs-modes/org-generated.nix
@@ -1,10 +1,10 @@
 { callPackage }: {
     org = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
         pname = "org";
-        version = "20170724";
+        version = "20170731";
         src = fetchurl {
-          url = "http://orgmode.org/elpa/org-20170724.tar";
-          sha256 = "07rpr8zf12c62sfbk9c9lvvfphs3ws136d3vlnq6j7gypdzyb32m";
+          url = "http://orgmode.org/elpa/org-20170731.tar";
+          sha256 = "0lphzjxmk5y9g6b9rnacc9z55hbws3xmycsqdvsz56xr3aawx255";
         };
         packageRequires = [];
         meta = {
@@ -14,10 +14,10 @@
       }) {};
     org-plus-contrib = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
         pname = "org-plus-contrib";
-        version = "20170724";
+        version = "20170731";
         src = fetchurl {
-          url = "http://orgmode.org/elpa/org-plus-contrib-20170724.tar";
-          sha256 = "12xgvdmpz6wnylcvfngh7lqvgs9wv1bdrm7l7fivakx8y3dyq7k7";
+          url = "http://orgmode.org/elpa/org-plus-contrib-20170731.tar";
+          sha256 = "1bba4m9r598f9l8wmr1j670d1qp4fcbbhzp9m4qd2md09rm3nsnw";
         };
         packageRequires = [];
         meta = {