diff --git a/src/wrap.rs b/src/wrap.rs
index 12f2096..76c6ed3 100644
--- a/src/wrap.rs
+++ b/src/wrap.rs
@@ -810,6 +810,8 @@ impl Wrappable for AttachRequest {
         debug!("all namespaces joined -- forking child");
         fork_and_wait()?;
 
+        apply_gid_uid(self.exec.gid, self.exec.uid)?;
+
         self.exec.execute()
     }
 }