diff --git a/pkgs/applications/networking/irc/communi/default.nix b/pkgs/applications/networking/irc/communi/default.nix
index 382044bec5a7..8b467a868b5c 100644
--- a/pkgs/applications/networking/irc/communi/default.nix
+++ b/pkgs/applications/networking/irc/communi/default.nix
@@ -2,12 +2,13 @@
 
 stdenv.mkDerivation rec {
   name = "communi-${version}";
-  version = "2016-01-03";
+  version = "2016-08-19";
 
   src = fetchgit {
     url = "https://github.com/communi/communi-desktop.git";
-    rev = "ad1b9a30ed6c51940c0d2714b126a32b5d68c876";
-    sha256 = "0jx963pfvzk4dbk8mrmzfrhzybk5y6ib9yzaj662wliayrzj7vpg";
+    rev = "d516b01b1382a805de65f21f3475e0a8e64a97b5";
+    sha256 = "1pn7mr7ch1ck5qv9zdn3ril40c9kk6l04475564rpzf11jly76an";
+    fetchSubmodules = true;
   };
 
   nativeBuildInputs = [ makeQtWrapper qmakeHook ];
@@ -34,6 +35,10 @@ stdenv.mkDerivation rec {
       --replace "/usr/bin" "$out/bin"
   '';
 
+  postFixup = ''
+    patchelf --set-rpath "$out/lib:$(patchelf --print-rpath $out/bin/.communi-wrapped)" $out/bin/.communi-wrapped
+  '';
+
   meta = with stdenv.lib; {
     description = "A simple and elegant cross-platform IRC client";
     homepage = https://github.com/communi/communi-desktop;
diff --git a/pkgs/development/libraries/libcommuni/default.nix b/pkgs/development/libraries/libcommuni/default.nix
index 77199bf27a3e..06a7f54e42ba 100644
--- a/pkgs/development/libraries/libcommuni/default.nix
+++ b/pkgs/development/libraries/libcommuni/default.nix
@@ -1,17 +1,18 @@
-{ fetchgit, qtbase, qmakeHook, which, stdenv
+{ stdenv, fetchFromGitHub, qtbase, qtdeclarative, qmakeHook, which
 }:
 
 stdenv.mkDerivation rec {
   name = "libcommuni-${version}";
-  version = "2016-03-23";
+  version = "2016-08-17";
 
-  src = fetchgit {
-    url = "https://github.com/communi/libcommuni.git";
-    rev = "6a5110b25e2838e7dc2c62d16b9fd06d12beee7e";
-    sha256 = "184ah5xqg5pgy8h6fyyz2k0vak1fmhrcidwz828yl4lsvz1vjqh1";
+  src = fetchFromGitHub {
+    owner = "communi";
+    repo = "libcommuni";
+    rev = "dedba6faf57c31c8c70fd563ba12d75a9caee8a3";
+    sha256 = "0wvs53z34vfs5xlln4a6sbd4981svag89xm0f4k20mb1i052b20i";
   };
 
-  buildInputs = [ qtbase ];
+  buildInputs = [ qtbase qtdeclarative ];
   nativeBuildInputs = [ qmakeHook which ];
 
   enableParallelBuild = true;