diff --git a/scripts/yt-block/a.out b/scripts/yt-block/a.out
deleted file mode 100755
index a6ce3da..0000000
Binary files a/scripts/yt-block/a.out and /dev/null differ
diff --git a/scripts/yt-block/app.nix b/scripts/yt-block/app.nix
index a62c0d3..ddbc16f 100644
--- a/scripts/yt-block/app.nix
+++ b/scripts/yt-block/app.nix
@@ -1,11 +1,11 @@
 { pkgs
 , ...
 }: let
-  python = pkgs.python3.withPackages (ps: with ps; [pkgs.python311Pacakges.cryptography]);
-	python_script = pkgs.writeText (builtins.readFile ./main.py);
+  python = pkgs.python3.withPackages (ps: with ps; [pkgs.python311Packages.cryptography]);
+	python_script = pkgs.writeText "main-py" (builtins.readFile ./main.py);
 in pkgs.writeShellApplication {
-  name = "yt-block";
+  name = "yt_block";
   text = ''
-    ${python}/bin/python ${python_script}
+    ${python}/bin/python ${python_script} "$@"
   '';
 }
diff --git a/scripts/yt-block/main.py b/scripts/yt-block/main.py
index e6e0a5f..994b61f 100644
--- a/scripts/yt-block/main.py
+++ b/scripts/yt-block/main.py
@@ -67,7 +67,8 @@ def cmd_guard():
         unblock_yt()
 
     # decrement time_current
-    state["yt_time_current"] -= 1
+    if state["yt_time_current"] > 0:
+        state["yt_time_current"] -= 1
 
     write_state(state, pwd)