diff --git a/man/remux.1 b/man/remux.1
index 246d2a5..a9a2f12 100644
--- a/man/remux.1
+++ b/man/remux.1
@@ -135,6 +135,9 @@ Default: '>'
 .It Ev REMUX_NEW_WINDOW
 Provides a default windows name when creating a new session. Unused if empty.
 Default: (unset)
+.It Ev REMUX_REPO_FILE
+The filename to match on when trying to find the root of a repository.
+Default: '.git'
 .El
 .Sh EXIT STATUS
 .Bl -tag -Width Ds
diff --git a/src/env.rs b/src/env.rs
index 37bc192..208fa64 100644
--- a/src/env.rs
+++ b/src/env.rs
@@ -5,6 +5,7 @@ pub type EnvVar = (&'static str, &'static str);
 pub static ATTACH_SYMBOL: EnvVar	= ("REMUX_ATTACH_SYMBOL", "*");
 pub static CURRENT_SYMBOL: EnvVar	= ("REMUX_CURRENT_SYMBOL", ">");
 pub static NEW_WINDOW_NAME: EnvVar	= ("REMUX_NEW_WINDOW", "");
+pub static REPO_FILE:		EnvVar	= ("REMUX_REPO_FILE", ".git");
 
 pub static TMUX: &str				= "TMUX";
 
diff --git a/src/state.rs b/src/state.rs
index f14938f..4d00743 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -6,7 +6,7 @@ use std::{
 use pico_args::Arguments;
 
 use crate::{
-	env::TMUX,
+	env::{ env_var, REPO_FILE, TMUX },
 	error,
 	flag::Flags,
 	util::{ find, session_name }
@@ -82,7 +82,7 @@ pub struct Repository {
 
 impl Repository {
 	pub fn find() -> Option<Repository> {
-		let path = find(".git", env::current_dir().unwrap());
+		let path = find(&env_var(REPO_FILE), env::current_dir().unwrap());
 		if let Some(path) = path {
 			let name = path.file_name().unwrap().to_string_lossy().to_string();
 			let inner = Repository {
diff --git a/src/util.rs b/src/util.rs
index 424befa..ccee203 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -51,7 +51,7 @@ pub fn terminal_enforce() {
 }
 
 ///	recursively propagate up directories to find a child
-pub fn find(target: &'static str, path: PathBuf) -> Option<PathBuf> {
+pub fn find(target: &str, path: PathBuf) -> Option<PathBuf> {
 	if path.join(target).exists() { return Some(path); }
 
 	let parent = path.parent();