diff --git a/src/context/unshare.rs b/src/context/unshare.rs
index 99b471b..1db54c2 100644
--- a/src/context/unshare.rs
+++ b/src/context/unshare.rs
@@ -171,7 +171,6 @@ impl UnshareDriver {
         cmd.envs(env.iter().cloned());
 
         cmd.arg("--mount-proc")
-            .arg("-map-auto")
             .arg("--map-user=65536")
             .arg("--map-group=65536")
             .arg("--pid")