diff --git a/src/grm/cmd.rs b/src/grm/cmd.rs
index 4532427..67b00b4 100644
--- a/src/grm/cmd.rs
+++ b/src/grm/cmd.rs
@@ -94,12 +94,6 @@ pub struct WorktreeAddArgs {
     #[clap(about = "Name of the worktree")]
     pub name: String,
 
-    #[clap(
-        short = 'n',
-        long = "branch-namespace",
-        about = "Namespace of the branch"
-    )]
-    pub branch_namespace: Option<String>,
     #[clap(short = 't', long = "track", about = "Remote branch to track")]
     pub track: Option<String>,
 
diff --git a/src/grm/main.rs b/src/grm/main.rs
index c8b9a7d..b2cd8c5 100644
--- a/src/grm/main.rs
+++ b/src/grm/main.rs
@@ -157,13 +157,7 @@ fn main() {
                         None => None,
                     };
 
-                    match grm::add_worktree(
-                        &cwd,
-                        &action_args.name,
-                        action_args.branch_namespace.as_deref(),
-                        track,
-                        action_args.no_track,
-                    ) {
+                    match grm::add_worktree(&cwd, &action_args.name, track, action_args.no_track) {
                         Ok(_) => print_success(&format!("Worktree {} created", &action_args.name)),
                         Err(error) => {
                             print_error(&format!("Error creating worktree: {}", error));
diff --git a/src/lib.rs b/src/lib.rs
index 3a59f79..57fece9 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -461,7 +461,6 @@ pub fn find_in_tree(path: &Path) -> Result<(Tree, Vec<String>), String> {
 pub fn add_worktree(
     directory: &Path,
     name: &str,
-    branch_namespace: Option<&str>,
     track: Option<(&str, &str)>,
     no_track: bool,
 ) -> Result<(), String> {
@@ -478,11 +477,6 @@ pub fn add_worktree(
         return Err(format!("Worktree {} already exists", &name));
     }
 
-    let branch_name = match branch_namespace {
-        Some(prefix) => format!("{}{}{}", &prefix, BRANCH_NAMESPACE_SEPARATOR, &name),
-        None => name.to_string(),
-    };
-
     let mut remote_branch_exists = false;
 
     let default_checkout = || repo.default_branch()?.to_commit();
@@ -531,9 +525,9 @@ pub fn add_worktree(
         };
     }
 
-    let mut target_branch = match repo.find_local_branch(&branch_name) {
+    let mut target_branch = match repo.find_local_branch(name) {
         Ok(branchref) => branchref,
-        Err(_) => repo.create_branch(&branch_name, &checkout_commit)?,
+        Err(_) => repo.create_branch(name, &checkout_commit)?,
     };
 
     fn push(