diff --git a/src/lib.rs b/src/lib.rs
index 2a52338..f2bf61f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -273,26 +273,6 @@ pub trait Vcs: Send + Sync {
         Err(VcsError::Unsupported(self.id()))
     }
 
-    // lfs
-    fn lfs_fetch(&self) -> Result<()> {
-        Err(VcsError::Unsupported(self.id()))
-    }
-    fn lfs_pull(&self) -> Result<()> {
-        Err(VcsError::Unsupported(self.id()))
-    }
-    fn lfs_prune(&self) -> Result<()> {
-        Err(VcsError::Unsupported(self.id()))
-    }
-    fn lfs_track(&self, _paths: &[PathBuf]) -> Result<()> {
-        Err(VcsError::Unsupported(self.id()))
-    }
-    fn lfs_untrack(&self, _paths: &[PathBuf]) -> Result<()> {
-        Err(VcsError::Unsupported(self.id()))
-    }
-    fn lfs_is_tracked(&self, _path: &Path) -> Result<bool> {
-        Err(VcsError::Unsupported(self.id()))
-    }
-
     // history operations
     fn cherry_pick(&self, _rev: &str) -> Result<()> {
         Err(VcsError::Unsupported(self.id()))