diff --git a/pkgs/applications/networking/instant-messengers/rambox/bare.nix b/pkgs/applications/networking/instant-messengers/rambox/bare.nix
index 29ed30dd27f6..9b9b479d257b 100644
--- a/pkgs/applications/networking/instant-messengers/rambox/bare.nix
+++ b/pkgs/applications/networking/instant-messengers/rambox/bare.nix
@@ -3,13 +3,13 @@
 
 stdenv.mkDerivation rec {
   name = "rambox-bare-${version}";
-  version = "0.6.3";
+  version = "0.6.6";
 
   src = fetchFromGitHub {
     owner = "ramboxapp";
     repo = "community-edition";
     rev = version;
-    sha256 = "1ghk29d0x6i3j8b1b4xxgyf961lp17qsvvhnilnkh1nhmvxpwmw5";
+    sha256 = "15cy8krzl66b6sfazhff41adq4kf2857sj4h0qvzmadv85dy301v";
   };
 
   nativeBuildInputs = [ nodejs-8_x ruby sencha ];
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     inherit src;
 
     nodejs = nodejs-8_x;
-    sha256 = "03h1kfiaflwbrvcd8v0bsymn7n2dxi3yj4pxkwcigqg4jgcf56k6";
+    sha256 = "0ifk0fzw4zhi4195jlmiq5k57bdmf912372r4bwa4z500wipikq3";
   };
 
   patches = [ ./isDev.patch ];