diff --git a/flake.nix b/flake.nix
index 5cdebea..1d273fb 100644
--- a/flake.nix
+++ b/flake.nix
@@ -38,6 +38,7 @@
 
           # asciinema
           asciinema # Terminal recording
+          asciinema-agg # Convert asciinema recordings
           libnotify # Notifications
           websocat # For asciinema v2 streams
           # ^ asciinema