diff --git a/nix-darwin/hosts/Sloanes-MacBook-Air/default.nix b/nix-darwin/hosts/Sloanes-MacBook-Air/default.nix
index 8b82116..da08062 100644
--- a/nix-darwin/hosts/Sloanes-MacBook-Air/default.nix
+++ b/nix-darwin/hosts/Sloanes-MacBook-Air/default.nix
@@ -17,6 +17,7 @@
   homebrew = {
     casks = [
       "discord"
+      "keycastr"
     ];
 
     masApps = {
diff --git a/nix-darwin/hosts/tid27880sperrau/default.nix b/nix-darwin/hosts/tid27880sperrau/default.nix
index ab19a38..97c0d07 100644
--- a/nix-darwin/hosts/tid27880sperrau/default.nix
+++ b/nix-darwin/hosts/tid27880sperrau/default.nix
@@ -16,6 +16,7 @@
   homebrew = {
     casks = [
       "discord"
+      "keycastr"
       "postgres-unofficial"
       "postico"
       "slack"