diff --git a/commit_text b/commit_text
index 577b911..0e96d5d 100644
--- a/commit_text
+++ b/commit_text
@@ -1 +1 @@
-Added maliit keyboard
+Added chess clock
diff --git a/configuration.nix b/configuration.nix
index 4759d59..3fbd352 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -248,6 +248,8 @@
       winetricks
 
       jdk # needed for stellwerksim
+
+      chess-clock
     ];
   in if config.productiveBuild then
     basePackages