diff --git a/flake.nix b/flake.nix
index 22ca2e8..f31ea25 100644
--- a/flake.nix
+++ b/flake.nix
@@ -42,7 +42,7 @@
           nativeBuildInputs = with pkgs; [ installShellFiles ];
           meta.mainProgram = "filetags";
           postInstall = ''
-            installShellCompletion --cmd filetags \
+            installShellCompletion --cmd timers \
               --bash <($out/bin/filetags completions bash) \
               --fish <($out/bin/filetags completions fish) \
               --zsh <($out/bin/filetags completions zsh) \