diff --git a/bin/miaou-bash b/bin/miaou-bash
index a626731..8cdb696 100755
--- a/bin/miaou-bash
+++ b/bin/miaou-bash
@@ -265,7 +265,7 @@ function on_error {
 }
 
 function self_upgrade {
-  sudo -E miaou-bash "$MIAOU_BASH_DIR"/lib/self-upgrade.bash
+  sudo miaou-bash "$MIAOU_BASH_DIR"/lib/self-upgrade.bash
 }
 
 function uninstall {