diff --git a/pyproject.toml b/pyproject.toml
index 226e898..562fefa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -79,7 +79,7 @@ select = [
 "TID", # flake8-tidy-imports
 "TCH", # flake8-type-checking
 # "INT", # flake8-gettext
-# "ARG", # flake8-unused-arguments
+ "ARG", # flake8-unused-arguments
 "PTH", # flake8-use-pathlib
  "ERA", # eradicate
 "PD", # pandas-vet
diff --git a/workspaces.py b/workspaces.py
index e948a82..90072d5 100755
--- a/workspaces.py
+++ b/workspaces.py
@@ -676,7 +676,7 @@ def find_repo_for_worktree(worktree_path: Path, repos_dir: Path) -> Optional[Pat
     return None
 
 
-def has_unpushed_commits(repo_path: Path, branch: str) -> bool:
+def has_unpushed_commits(repo_path: Path) -> bool:
     """
     Detect if branch has commits not on its upstream.
     Uses 'git rev-list @{u}..HEAD'; if non-empty, there are unpushed commits.
@@ -839,7 +839,7 @@ def remove_workspace(
 
         # Only care about "unpushed commits" if the branch is NOT integrated into main.
         if repo is not None and branch != "?" and not integrated:
-            if has_unpushed_commits(wt, branch):
+            if has_unpushed_commits(wt):
                 problems.append(f"{wt.name}: unpushed commits on '{branch}'")
     if problems and not force:
         console.print(
@@ -1563,7 +1563,6 @@ def tmux_cli_attach(
 
 @tmux_app.command("list-sessions")
 def tmux_cli_list_sessions(
-    ctx: typer.Context,
     workspace: Optional[str] = typer.Option(
         None,
         "--workspace",
@@ -1591,7 +1590,6 @@ def tmux_cli_list_sessions(
 
 @tmux_app.command("remove")
 def tmux_cli_remove(
-    ctx: typer.Context,
     workspace: Optional[str] = typer.Option(
         None,
         "--workspace",