diff --git a/pkgs/applications/networking/instant-messengers/riot/riot-desktop-package.json b/pkgs/applications/networking/instant-messengers/riot/riot-desktop-package.json
index e4c024bbc70e..b6107559e7bd 100644
--- a/pkgs/applications/networking/instant-messengers/riot/riot-desktop-package.json
+++ b/pkgs/applications/networking/instant-messengers/riot/riot-desktop-package.json
@@ -2,7 +2,7 @@
   "name": "riot-web",
   "productName": "Riot",
   "main": "src/electron-main.js",
-  "version": "1.1.0",
+  "version": "1.2.1",
   "description": "A feature-rich client for Matrix.org",
   "author": "New Vector Ltd.",
   "dependencies": {
diff --git a/pkgs/applications/networking/instant-messengers/riot/riot-desktop.nix b/pkgs/applications/networking/instant-messengers/riot/riot-desktop.nix
index 3d9bf85829a4..f7a7615171fb 100644
--- a/pkgs/applications/networking/instant-messengers/riot/riot-desktop.nix
+++ b/pkgs/applications/networking/instant-messengers/riot/riot-desktop.nix
@@ -7,12 +7,12 @@ with (import ./yarn2nix.nix { inherit pkgs; });
 
 let
   executableName = "riot-desktop";
-  version = "1.1.0";
+  version = "1.2.1";
   riot-web-src = fetchFromGitHub {
     owner = "vector-im";
     repo = "riot-web";
     rev = "v${version}";
-    sha256 = "0h1rr70jg64v824k31mvb93nfssr572xlyicc8yh91bl7hdh342x";
+    sha256 = "0l50swqzdzbzbnrlkvwi133d54jgj15cj3awmlc1qdhnfdc3wxbb";
   };
 
 in mkYarnPackage rec {
diff --git a/pkgs/applications/networking/instant-messengers/riot/riot-web.nix b/pkgs/applications/networking/instant-messengers/riot/riot-web.nix
index 7d19f8f66003..ed6cc7abfa33 100644
--- a/pkgs/applications/networking/instant-messengers/riot/riot-web.nix
+++ b/pkgs/applications/networking/instant-messengers/riot/riot-web.nix
@@ -6,11 +6,11 @@
 let configFile = writeText "riot-config.json" conf; in
 stdenv.mkDerivation rec {
   name= "riot-web-${version}";
-  version = "1.1.0";
+  version = "1.2.1";
 
   src = fetchurl {
     url = "https://github.com/vector-im/riot-web/releases/download/v${version}/riot-v${version}.tar.gz";
-    sha256 = "14ap57hv1c5nh17771l39inpa5yacpyckzqcmjlbrb57illakwrd";
+    sha256 = "1h96c4yy06ag5lmsbm5h2ws1l7sp4qm5dcchw25k3937fdhwq840";
   };
 
   installPhase = ''